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// coding: utf-8
// ==UserScript==
// @name	Ika-Informe Militar
// @version	v4.5
// @author	2-D (Ex-Reaper)
// @homepage    http://userscripts.org/scripts/show/113202
// @icon        http://img90.imageshack.us/img90/7402/ikaim.jpg
// @description	Mejora el Informe Militar dividiendo los movimientos.
// @include	http://m*.ikariam.*/*
// @include	http://m*.*.ikariam.*/*
// @exclude	http://support.ikariam.*/*
// ==/UserScript==

if (!UselessNavy) var UselessNavy = {};

UselessNavy =
	{
	/* Requires modules */
	Log:			 {},
	DOM:			 {},
	Str:			 {},
	Ikariam:		 {},
	DB:				 {},
	Handlers:		 {},
	Updater:		 {},
	
	StartTime:		 0,
	LogEnabled:		 false,
	PoweredBy:		 '',
	
	/* Script metas */
	ScriptName:		 'Ikariam Useless Navy',
	Version:		 143,
	HomePage:		 '',
	ScriptURL:		 '',
	UserScriptsID:	 42907
	};
	
UselessNavy.Init = function()
	{
	this.StartTime		 = new Date().getTime();
	this.HomePage		 = 'http://userscripts.org/scripts/show/'+this.UserScriptsID;
	this.ScriptURL		 = 'http://userscripts.org/scripts/source/'+this.UserScriptsID+'.user.js';
	
	/* Init Log */
	this.Log.Init(this);
	this.Log._Enabled = this.LogEnabled;
	this.Log.Add('Start...');
	
	this.DOM.Init(this);
	this.Str.Init(this);
	this.Ikariam.Init(this);
	this.DB.Init(this);
	this.DB.Load_Options();
	this.Handlers.Init(this);
	this.Updater.Init(this);
	
	this.PoweredBy		  = '<p style="text-align: right;">';
	this.PoweredBy		 += '.';
	if (this.DB.Options['AvailableVersion'] > this.Version)
		this.PoweredBy += ' <a href="'+this.ScriptURL+'?version='+this.DB.Options['AvailableVersion']+'.user.js'+'" style="color: red;"><b>NEW RELEASE V. <i>'+this.DB.Options['AvailableVersion']+'</i> AVAILABLE !</b></a>';
	this.PoweredBy		 += '</p>';

	if (this.Ikariam.View() =='militaryAdvisorMilitaryMovements')
		{
		this.CheckScriptUpdate();
		this.ViewIsMilitaryMovements();
		}
	else if (this.Ikariam.View() == 'merchantNavy')
		{
		this.CheckScriptUpdate();
		this.ViewIsMerchantNavy();
		}
		
	this.Log.Add('End !');
	};
	
UselessNavy.ViewIsMilitaryMovements = function()
	{
	this.Set_Common_Styles();
	this.Set_MilitaryMovements_Styles();
	this.Insert_MilitaryMovements_Header();
	this.Insert_Footer();
	this.Ikariam.Fetch_FleetMovements(this.DB.FleetMovements);
	this.Prepend_MilitaryMovements();
	this.Select_MilitaryMovements_Tab(this.DB.Options.Prefs.MovementsTab);
	};
	
UselessNavy.Prepend_MilitaryMovements = function()
	{
	var nbMO = 0;
	var nbGT = 0;
	var nbFT = 0;
	
	var resMi = this.DOM.Get_Nodes("//div[@id='fleetMovements']//table[contains(@class, 'locationEvents')]/tbody/tr/td/img[contains(@src, 'mission_')]");
	if (resMi.snapshotLength > 0)
		{
		for (var i=0; i < resMi.snapshotLength; i++)
			{
			var tr = resMi.snapshotItem(i).parentNode.parentNode;
			var tds = tr.getElementsByTagName("td");
				
			var fleetId = tds[1].id;
			
			if ((fleetId != '') && (this.DB.FleetMovements[fleetId] != undefined))
				{
				var FleetMovement = this.DB.FleetMovements[fleetId];
				
				var isMO = false;
				var isGT = false;
				var isFT = false;
				
				if (FleetMovement.hostile == true)
					{
					isMO = true;
					}
				else if (FleetMovement.own == true)
					{
					if (FleetMovement.mission == 'trade')
						{
						isGT = true;
						}
					else if (FleetMovement.mission == 'transport')
						{
						isGT = true;
						}
					else
						{
						isMO = true;
						}
					}
				else
					{
					if (FleetMovement.mission == 'trade')
						{
						isFT = true;
						}
					else if (FleetMovement.mission == 'transport')
						{
						isFT = true;
						}
					else
						{
						isMO = true;
						}
					}
					
				if (isMO == true)
					{
					nbMO++;
					this.DOM.Add_ClassName(tr, 'unMO');
					}
				else if (isGT == true)
					{
					nbGT++;
					this.DOM.Add_ClassName(tr, 'unGT');
					}
				else if (isFT == true)
					{
					nbFT++;
					this.DOM.Add_ClassName(tr, 'unFT');
					}
				}
			}
		}
		
	// Update header counters
	var self = this;
	var unMOb = document.getElementById("unMOb");
	if (unMOb != null)
		{
		unMOb.innerHTML = '<em>Operaciones Militares <span dir="ltr">('+nbMO+')</span></em>';
		unMOb.addEventListener('click', function() { self.Select_MilitaryMovements_Tab('MO'); }, false);
		}
	var unGTb = document.getElementById("unGTb");
	if (unGTb != null)
		{
		unGTb.innerHTML = '<em>Transporte de Bienes <span dir="ltr">('+nbGT+')</span></em>';
		unGTb.addEventListener('click', function() { self.Select_MilitaryMovements_Tab('GT'); }, false);
		}
	var unFTb = document.getElementById("unFTb");
	if (unFTb != null)
		{
		unFTb.innerHTML = '<em>Transporte Exterior <span dir="ltr">('+nbFT+')</span></em>';
		unFTb.addEventListener('click', function() { self.Select_MilitaryMovements_Tab('FT'); }, false);
		}
		
	/* Fix v.0.4.1 bug */
	var eventBars = this.DOM.Get_Nodes("//div[@id='combatsInProgress']//div[contains(@class, 'eventbar')]");
	if (eventBars.snapshotLength > 0)
		{
		this.Log.Add('Combats in progress='+eventBars.snapshotLength);
		for (var i=0; i < eventBars.snapshotLength; i++)
			{
			var eventBar= eventBars.snapshotItem(i);
			eventBar.addEventListener('click', function(e) { self.Handlers.CombatInProgress_Bar_Click_Event(e); }, false);
			}
		}
	};
	
UselessNavy.Select_MilitaryMovements_Tab = function(filter)
	{
	// filter = MO, GT, or FT
	if (filter == undefined) filter = 'MO';
	
	var tabs = this.DOM.Get_Nodes("//div[@id='UselessNavyHeader']//li");
	if (tabs.snapshotLength > 0)
		{
		for (var i=0; i < tabs.snapshotLength; i++)
			{
			var li = tabs.snapshotItem(i);
			
			this.DOM.Remove_ClassName(li,'selected');
			}
		}
		
	var unXXb = document.getElementById("un"+filter+"b");
	if (unXXb != null)
		{
		this.DOM.Add_ClassName(unXXb.parentNode,'selected');
		}
	
	var resMi = this.DOM.Get_Nodes("//div[@id='fleetMovements']//table[contains(@class, 'locationEvents')]/tbody/tr/td/img[contains(@src, 'mission_')]");
	if (resMi.snapshotLength > 0)
		{
		for (var i=0; i < resMi.snapshotLength; i++)
			{
			var tr = resMi.snapshotItem(i).parentNode.parentNode;
			
			if (this.DOM.Has_ClassName(tr,'un'+filter))
				{
				this.DOM.Remove_ClassName(tr,'useless');
				}
			else
				{
				this.DOM.Add_ClassName(tr,'useless');
				}
			}
		}
		
	var combatsInProgress = document.getElementById('combatsInProgress');
	if (combatsInProgress != null)
		{
		if (filter == 'MO')
			{
			combatsInProgress.style.display = 'block';
			}
		else
			{
			combatsInProgress.style.display = 'none';
			}
		}
	
	var contentBox01hs = this.DOM.Get_Nodes("//div[@id='mainview']//div[contains(@class,'contentBox01h')]");
	if (contentBox01hs.snapshotLength > 0)
		{
		for (var i=0; i < contentBox01hs.snapshotLength; i++)
			{
			var contentBox01h = contentBox01hs.snapshotItem(i);
			if (filter == 'MO')
				{
				contentBox01h.style.display = 'block';
				}
			else
				{
				contentBox01h.style.display = 'none';
				}
			}
		}
		
	this.Hide_Useless_MilitaryMovements();
	
	this.DB.Options.Prefs.MovementsTab = filter;
	this.DB.Save_Options();
	};
	
UselessNavy.ViewIsMerchantNavy = function()
	{
	this.Set_Common_Styles();
	this.Set_MerchantNavy_Styles();
	this.Insert_Footer();
	if (this.Ikariam.Is_Version_032x())
		{
		this.Ikariam.Fetch_MerchantNavy_Boxes(this.DB.MerchantBoxes);
		this.Insert_MerchantNavy_Header();
		if (this.DB.Options.Prefs.ExpandPayloads)
			{
			this.Expand_MerchantNavy_Payloads();
			}
		else
			{
			this.Collapse_MerchantNavy_Payloads();
			}
		
		/* Fix v.0.4.1 bug */
		var self = this;
		var pulldownBtns = this.DOM.Get_Nodes("//div[@id='mainview']//td[contains(@class, 'pulldown')]//div[contains(@class, 'btn')]");
		if (pulldownBtns.snapshotLength > 0)
			{
			this.Log.Add('pulldownBtns='+pulldownBtns.snapshotLength);
			for (var i=0; i < pulldownBtns.snapshotLength; i++)
				{
				var pulldownBtn= pulldownBtns.snapshotItem(i);
				pulldownBtn.addEventListener('click', function(e) { self.Handlers.TransportPayload_Button_Click_Event(e); }, false);
				}
			}
		}
	else
		{
		// Old style for v. 0.3.1
		// Soon deprecated
		this.Hide_Military_Movements();
		}
	};
	
UselessNavy.Collapse_MerchantNavy_Payloads = function()
	{
	var mainviewDIV = document.getElementById("mainview");
	if (mainviewDIV != null)
		{
		this.DOM.Remove_ClassName(mainviewDIV,'unExpandPayloads');
		}
	
	// Add button
	var div = document.getElementById("UselessNavyFooter");
	if (div != null)
		{
		var sHTML = '<a id="ExpandAllPayloads" class="button" href="javascript://void(0);">Expandir las Cargas</a>'+this.PoweredBy;
		div.innerHTML = sHTML;
		
		var ExpandAllPayloads = document.getElementById("ExpandAllPayloads");
		var self = this;
		ExpandAllPayloads.addEventListener('click', function() { self.Expand_MerchantNavy_Payloads(); }, false);
		}
		
	this.DB.Options.Prefs.ExpandPayloads = false;
	this.DB.Save_Options();
	};
	
UselessNavy.Expand_MerchantNavy_Payloads = function()
	{
	var mainviewDIV = document.getElementById("mainview");
	if (mainviewDIV != null)
		{
		this.DOM.Add_ClassName(mainviewDIV,'unExpandPayloads');
		}
	
	// Add button
	var div = document.getElementById("UselessNavyFooter");
	if (div != null)
		{
		var sHTML = '<a id="CollapseAllPayloads" class="button" href="javascript://void(0);">Colapsar las Cargas</a>'+this.PoweredBy;
		div.innerHTML = sHTML;
		
		var CollapseAllPayloads = document.getElementById("CollapseAllPayloads");
		var self = this;
		CollapseAllPayloads.addEventListener('click', function() { self.Collapse_MerchantNavy_Payloads(); }, false);
		}
		
	this.DB.Options.Prefs.ExpandPayloads = true;
	this.DB.Save_Options();
	};
	
UselessNavy.Insert_MerchantNavy_Header = function()
	{
	var mainview = document.getElementById("mainview");
	var divs = mainview.getElementsByTagName("div");
	
	var HeaderHTML = '';
	HeaderHTML += '<ul class="yui-nav">';
	var boxId;
	var lastBoxId = '';
	for (boxId in this.DB.MerchantBoxes)
		{
		HeaderHTML += '<li><a id="unTab'+boxId+'" boxid="'+boxId+'" href="javascript://void(0);"><em>'+this.DB.MerchantBoxes[boxId].title+' <span dir="ltr">('+this.DB.MerchantBoxes[boxId].length+')</span></em></a></li>';
		lastBoxId = ''+boxId;
		}
	HeaderHTML += '</ul>';
	
	var UselessNavyHeader = document.createElement('div');
	UselessNavyHeader.setAttribute("class", 'yui-navset');
	UselessNavyHeader.id = 'UselessNavyHeader';
	UselessNavyHeader.innerHTML = HeaderHTML;
	
	mainview.insertBefore(UselessNavyHeader, divs[1]);
	
	this.Handlers.Attach_MerchantNavy_Tabs_Events();
	
	var boxIdSelected = ''+lastBoxId;
	if (this.DB.Options.Prefs.TransportsTab != '')
		{
		var unXXb = document.getElementById("unTab"+this.DB.Options.Prefs.TransportsTab);
		if (unXXb != null)
			{
			boxIdSelected = ''+this.DB.Options.Prefs.TransportsTab;
			}
		}
	
	this.Select_MerchantNavy_Tab(boxIdSelected);
	};
	
UselessNavy.Select_MerchantNavy_Tab = function(boxIdSelected)
	{
	var tabs = this.DOM.Get_Nodes("//div[@id='UselessNavyHeader']//li");
	if (tabs.snapshotLength > 0)
		{
		for (var i=0; i < tabs.snapshotLength; i++)
			{
			var li = tabs.snapshotItem(i);
			
			this.DOM.Remove_ClassName(li,'selected');
			}
		}
		
	var unXXb = document.getElementById("unTab"+boxIdSelected);
	if (unXXb != null)
		{
		this.DOM.Add_ClassName(unXXb.parentNode,'selected');
		}
		
	var boxId;
	for (boxId in this.DB.MerchantBoxes)
		{
		var contentBox = document.getElementById(boxId);
		if (boxId == boxIdSelected)
			{
			contentBox.style.display = 'block';
			}
		else
			{
			contentBox.style.display = 'none';
			}
		}
	
	this.DB.Options.Prefs.TransportsTab = ''+boxIdSelected;
	this.DB.Save_Options();
	};
	
UselessNavy.Insert_MilitaryMovements_Header = function()
	{
	var mainview = document.getElementById("mainview");
	var combatsInProgress = document.getElementById("combatsInProgress");
	
	var HeaderHTML = '';
	HeaderHTML += '<ul class="yui-nav">';
	HeaderHTML += '<li><a id="unMOb" href="javascript://void(0);"></a></li>';
	HeaderHTML += '<li><a id="unGTb" href="javascript://void(0);"></a></li>';
	HeaderHTML += '<li><a id="unFTb" href="javascript://void(0);"></a></li>';
	HeaderHTML += '</ul>';
	
	var UselessNavyHeader = document.createElement('div');
	UselessNavyHeader.setAttribute("class", 'yui-navset');
	UselessNavyHeader.id = 'UselessNavyHeader';
	UselessNavyHeader.innerHTML = HeaderHTML;
	
	mainview.insertBefore(UselessNavyHeader, combatsInProgress);
	};
	
UselessNavy.Insert_Footer = function()
	{
	var div = document.getElementById("UselessNavyFooter");
	if (div == null)
		{
		div = document.createElement('div');
		div.id = 'UselessNavyFooter';
		var mainview = document.getElementById("mainview");
		mainview.appendChild(div);
		}
		
	div.innerHTML = this.PoweredBy;
	};
	
UselessNavy.CheckScriptUpdate = function()
	{
	if ((this.DB.Options['LastCheckUpdate'] == undefined) || (this.DB.Options['LastCheckUpdate'] < this.StartTime - (1000 * 60 * 60 * 24)))
		{
		var self = this;
		var ScriptURL = 'http://userscripts.org/scripts/source/'+this.UserScriptsID+'.meta.js?since='+this.StartTime;
		this.Updater.Check(ScriptURL, function(availableVersion) { self._CompareScriptUpdate(availableVersion); });
		}
	else
		{
		this.Log.Add('Not need check update today');
		}
	};
	
UselessNavy._CompareScriptUpdate = function(availableVersion)
	{
	this.Log.Add('Available version: '+availableVersion);
	if (availableVersion != 0)
		{
		availableVersion = parseInt(availableVersion);
		
		if ((availableVersion > this.Version) && ((this.DB.Options['AvailableVersion'] == undefined) || (availableVersion > this.DB.Options['AvailableVersion'])))
			{
			if (confirm("Do you want to install \""+this.ScriptName+"\" v. "+availableVersion+" ?"))
				{
				GM_openInTab(this.ScriptURL+'?version='+availableVersion+'.user.js');
				}
			}
		
		this.DB.Options['AvailableVersion'] = availableVersion;
		this.DB.Options['LastCheckUpdate'] = this.StartTime;
		this.DB.Save_Options();
		}
	};
	
UselessNavy.Set_Common_Styles = function()
	{
	// define CSS 
	var default_style = <><![CDATA[
	#UselessNavyFooter {margin-bottom: 10px;}
	]]></>.toXMLString();
	GM_addStyle(default_style);
	};
		

UselessNavy.Set_MilitaryMovements_Styles = function()
	{
	// define CSS 

	var default_style = <><![CDATA[
	#fleetMovements tr td {color: #542C0F !important;}
	#fleetMovements tr td a { color: #1F09F8; display: block; clear: right;}
	#fleetMovements tr.useless td { color: #CB9B6A !important; }
	#fleetMovements tr.useless td a { color: #9090FF !important; }
	#fleetMovements tr.hostile td,
	#fleetMovements tr.hostile td a { color: #F71F1F !important;}
	]]></>.toXMLString();
	GM_addStyle(default_style);

	if (this.Ikariam.Is_Version_041x())
		{
		/* Fix v.0.4.1 bug */
		var default_style = <><![CDATA[
		#mainview { height: auto !important; }
		#militaryAdvisorMilitaryMovements #combatsInProgress li.unExpandEvents .events div:first-child { height: auto !important;}
		#militaryAdvisorMilitaryMovements #combatsInProgress .eventbar {overflow:hidden;}
		]]></>.toXMLString();
		GM_addStyle(default_style);
		
		if (this.Ikariam.Is_Version_043x())
			{
			/*Fix v.0.4.3 */
			var default_style = <><![CDATA[
			#container #mainview table.table01 { width: 100%; border: none; margin-bottom: 0px;}
			]]></>.toXMLString();
			GM_addStyle(default_style);
			}
		}
	else if (this.Ikariam.Is_Version_032x())
		{
		/* Fix v. 0.3.2 bug */
		var default_style = <><![CDATA[
		#combatsInProgress .eventbar .status { float: none !important; margin-right: 470px; }
		#combatsInProgress .eventbar .nextEventETA { float: none !important; margin-right: 0px !important;}
		]]></>.toXMLString();
		GM_addStyle(default_style);
		}
	};
		
UselessNavy.Display_Military_Movements = function()
	{
	// Soon deprecated
	var HiddenMovements = 0;
	var nodes = UselessNavy.DOM.Get_Nodes("//div[@id='mainview']//td[contains(@class, 'mission')]");
	if (nodes != null)
		{
		for (var i=0; i < nodes.snapshotLength; i++)
			{
			var tr = nodes.snapshotItem(i).parentNode;
			var tds = tr.getElementsByTagName("td");
			var nETA = tds[4];
			var nRET = tds[5];
			
			if (tr.style.display == 'none')
				{
				tr.style.display = 'table-row';
				if ((nETA.id != '') || (nRET.id != '')) tr.nextSibling.style.display = 'table-row';
				HiddenMovements++;
				
				tr.parentNode.parentNode.parentNode.parentNode.style.display = '';
				}
			}
		}
	
	var div = document.getElementById("UselessNavyFooter");
	if (div != null)
		{
		var sHTML = '<a id="HideUselessMovements" class="button" href="javascript://void(0);">Oculta '+HiddenMovements+' movimiento(s) mostrado(s)</a>'+UselessNavy.PoweredBy;
		div.innerHTML = sHTML;
		
		var HideUselessMovements = document.getElementById("HideUselessMovements");
		HideUselessMovements.addEventListener('click', UselessNavy.Hide_Military_Movements, false);
		}
		
	};
	
UselessNavy.Hide_Military_Movements = function()
	{
	// Soon deprecated
	var HiddenMovements = 0;
	var nodes = UselessNavy.DOM.Get_Nodes("//div[@id='mainview']//td[contains(@class, 'mission')]");
	if (nodes != null)
		{
		for (var i=0; i < nodes.snapshotLength; i++)
			{
			//GM_log("mission: "+nodes.snapshotItem(i).textContent);
			var mayHide = false;
			var tr = nodes.snapshotItem(i).parentNode;
			var tds = tr.getElementsByTagName("td");
			var nETA = tds[4];
			var nRET = tds[5];
			
			if (tr.parentNode.parentNode.parentNode.parentNode.id == 'plunderingTransports') mayHide = true;
			if (UselessNavy.DOM.Has_ClassName(tr.parentNode.parentNode,'table01')) mayHide = true;

			if ((nETA.id != '') || (nRET.id != ''))
				{
				var trPayload = tr.nextSibling;
				var payload = trPayload.getElementsByTagName("img");
				if (payload.length > 0)
					{
					for (var j = 0; j < payload.length; j++)
						{
						if (payload[j].src.indexOf('wood') > 0)
							{
							mayHide = false;
							break;
							}
						else if (payload[j].src.indexOf('wine') > 0)
							{
							mayHide = false;
							break;
							}
						else if (payload[j].src.indexOf('marble') > 0)
							{
							mayHide = false;
							break;
							}
						else if (payload[j].src.indexOf('glass') > 0)
							{
							mayHide = false;
							break;
							}
						else if (payload[j].src.indexOf('sulfur') > 0)
							{
							mayHide = false;
							break;
							}
						else if (payload[j].src.indexOf('slinger') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('swordsman') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('phalanx') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('spearman') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('archer') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('marksman') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('gyrocopter') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('steamgiant') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('bombardier') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('ram') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('catapult') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('mortar') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('medic') > 0)
							{
							mayHide = true;
							}
						else if (payload[j].src.indexOf('cook') > 0)
							{
							mayHide = true;
							}
						}
					}
				}
			
			if (mayHide == true)
				{
				tr.style.display = 'none';
				UselessNavy.DOM.Add_ClassName(tr, 'useless');
				if ((nETA.id != '') || (nRET.id != '')) tr.nextSibling.style.display = 'none';
				HiddenMovements++;
				
				if (tr.parentNode.parentNode.parentNode.parentNode.style.display != 'block')
					tr.parentNode.parentNode.parentNode.parentNode.style.display = 'none';
				}
			else
				{
				tr.parentNode.parentNode.parentNode.parentNode.style.display = 'block';
				}
			}
		}
	
	// Add button to display hidden movements
	var div = document.getElementById("UselessNavyFooter");
	if (div != null)
		{
		var sHTML = '<a id="DisplayUselessMovements" class="button" href="javascript://void(0);">Display '+HiddenMovements+' useless movement(s)</a> hidden for your convenience.'+UselessNavy.PoweredBy;
		div.innerHTML = sHTML;
		
		var DisplayUselessMovements = document.getElementById("DisplayUselessMovements");
		DisplayUselessMovements.addEventListener('click', UselessNavy.Display_Military_Movements, false);
		}
		
	};
		
UselessNavy.Set_MerchantNavy_Styles = function()
	{
	// define CSS 
	
	if (this.Ikariam.Is_Version_041x())
		{
		/* Fix v.0.4.1 bug */
		var default_style = <><![CDATA[
		#mainview { height: auto !important; }
		#merchantNavy table tr div.pulldown div.content { display: none !important; height: auto !important; }
		#merchantNavy table tr.unExpandPayload div.pulldown div.content { display: block !important; }
		]]></>.toXMLString();
		GM_addStyle(default_style);
		}
		
	var default_style = <><![CDATA[
	#merchantNavy #mainview table tr.useless td { color: #CB9B6A !important; }
	#merchantNavy #mainview table tr.useless td a { color: #9090FF !important; }
	#merchantNavy .unExpandPayloads table div.pulldown div.btn { display: none !important;}
	#merchantNavy .unExpandPayloads table div.pulldown div.content { display: block !important; }
	]]></>.toXMLString();
	GM_addStyle(default_style);
	};
		
UselessNavy.Set_MilitaryMovements_Alt_ClassNames = function()
	{
	var nodes = this.DOM.Get_Nodes("//table[contains(@class, 'locationEvents')]//img[contains(@src, 'mission_')]");
	if (nodes != null)
		{
		var LastAlt = true;
		for (var i=0; i < nodes.snapshotLength; i++)
			{
			var tr = nodes.snapshotItem(i).parentNode.parentNode;
			
			if (tr.style.display == 'none')
				{
				// Ignore hidden row
				}
			else
				{
				if (LastAlt == true)
					{
					this.DOM.Remove_ClassName(tr,'alt');
					LastAlt = false;
					}
				else
					{
					this.DOM.Add_ClassName(tr,'alt');
					LastAlt = true;
					}
				}
			}
		}
	};
		
UselessNavy.Show_Useless_MilitaryMovements = function()
	{
	var HiddenTransports = 0;
	var nodes = this.DOM.Get_Nodes("//table[contains(@class, 'locationEvents')]//img[contains(@src, 'mission_')]");
	if (nodes != null)
		{
		for (var i=0; i < nodes.snapshotLength; i++)
			{
			var tr = nodes.snapshotItem(i).parentNode.parentNode;
			
			if (this.DOM.Has_ClassName(tr,'useless'))
				{
				tr.style.display = 'table-row';
				HiddenTransports++;
				}
			}
		}
		
	// Reset Alt classnames
	this.Set_MilitaryMovements_Alt_ClassNames();
	
	var div = document.getElementById("UselessNavyFooter");
	if (div != null)
		{
		var sHTML = '<a id="HideUselessNavy" class="button" href="javascript://void(0);">Oculta '+HiddenTransports+' movimiento(s) mostrado(s)</a>'+this.PoweredBy;
		div.innerHTML = sHTML;
		
		var HideUselessNavy = document.getElementById("HideUselessNavy");
		var self = this;
		HideUselessNavy.addEventListener('click', function() { self.Hide_Useless_MilitaryMovements(); }, false);
		}
		
	};
	
UselessNavy.Hide_Useless_MilitaryMovements = function()
	{
	var HiddenTransports = 0;
	var resMi = this.DOM.Get_Nodes("//div[@id='fleetMovements']//table[contains(@class, 'locationEvents')]/tbody/tr/td/img[contains(@src, 'mission_')]");
	if (resMi.snapshotLength > 0)
		{
		for (var i=0; i < resMi.snapshotLength; i++)
			{
			var tr = resMi.snapshotItem(i).parentNode.parentNode;
			
			if (this.DOM.Has_ClassName(tr,'useless'))
				{
				tr.style.display = 'none';
				HiddenTransports++;
				}
			else
				{
				tr.style.display = 'table-row';
				}
			}
		}
		
	// Reset Alt classnames
	this.Set_MilitaryMovements_Alt_ClassNames();
		
	// Add button to display hidden transports
	var div = document.getElementById("UselessNavyFooter");
	if (div != null)
		{
		var sHTML = '<a id="DisplayUselessNavy" class="button" href="javascript://void(0);">Muestra '+HiddenTransports+' movimiento(s) oculto(s)</a>'+this.PoweredBy;
		div.innerHTML = sHTML;
		
		var DisplayUselessNavy = document.getElementById("DisplayUselessNavy");
		var self = this;
		DisplayUselessNavy.addEventListener('click', function() { self.Show_Useless_MilitaryMovements(); }, false);
		}
		
	};
	
UselessNavy.DB =
	{
	_Parent: null,
	Prefix:				 null,
	Options:			 {},
	FleetMovements:		 {},
	MerchantBoxes:		 {}
	};
	
UselessNavy.DB.Init = function(parent, host)
	{
	// Requires: Ikariam
	this._Parent = parent;
	if (host == undefined) host = this._Parent.Ikariam.Host();
	
	var prefix = host;
	prefix = prefix.replace('.ikariam.', '-');
	prefix = prefix.replace('.', '-');
	this.Prefix = prefix;
	};
		
UselessNavy.DB.Serialize = function(data)
	{
	return uneval(data);
	};

UselessNavy.DB.UnSerialize = function(data)
	{
	return eval(data);
	};
	
UselessNavy.DB.Load_Options = function()
	{
	this.Options = this.UnSerialize(GM_getValue(this.Prefix+'.Opt', false)) || {};
	
	if (this.Options.Prefs == undefined)					 this.Options.Prefs = {};
	if (this.Options.Prefs.ExpandPayloads == undefined)		 this.Options.Prefs.ExpandPayloads = false;
	if (this.Options.Prefs.MovementsTab == undefined)		 this.Options.Prefs.MovementsTab = 'MO';
	if (this.Options.Prefs.TransportsTab == undefined)		 this.Options.Prefs.TransportsTab = '';
	};
	
UselessNavy.DB.Save_Options = function()
	{
	GM_setValue(this.Prefix+'.Opt', this.Serialize(this.Options));
	};
	
UselessNavy.Ikariam =
	{
	_Parent:				 null,
	_View:					 null,
	_Host:					 null,
	_Server:				 null,
	_Language:				 null,
	_Version:				 null,
	_Revision:				 null,
	_IsV031x:				 null,
	_IsV032x:				 null,
	_IsV033x:				 null,
	_IsV034x:				 null,
	_IsV035x:				 null,
	_IsV040x:				 null,
	_IsV041x:				 null,
	_IsV043x:				 null
	};
	
UselessNavy.Ikariam.Init = function(parent)
	{
	this._Parent = parent;
	};
	
UselessNavy.Ikariam.View = function()
	{
	if (this._View == null)
		{
		this._View = '';
		
		// Fetch view name
		try
			{
			this._View = document.getElementsByTagName("body")[0].id;
			}
		catch (e)
			{
			var url_view = /[\?&]view=([a-zA-Z0-9\-_]+)/.exec(document.URL);
			if (url_view != null) this._View = RegExp.$1;
			}
		}
		
	return this._View;
	};
	
UselessNavy.Ikariam.Host = function()
	{
	if (this._Host == null)
		{
		this._Host = '';
		
		this._Host = document.location.host;
		}
		
	return this._Host;
	};
	
UselessNavy.Ikariam.Grab_JSCompleteScript_Version = function(defaultVersion)
	{
	// Requires: DOM
	var Version = '';
	if (defaultVersion != undefined) Version = defaultVersion;
	
	var JSCompleteScript = this._Parent.DOM.Get_First_Node("//script[contains(@src,'/js/complete')]");
	if (JSCompleteScript != null)
		{
		var JSCompleteSrc = JSCompleteScript.src;
		var JSCompleteRegExp = /complete-([0-9]+\.[0-9]+\.[0-9]+)/.exec(JSCompleteSrc);
		if (JSCompleteRegExp != null)
			{
			Version = RegExp.$1;
			}
		}
		
	return Version;
	};
	
UselessNavy.Ikariam.Version = function()
	{
	// Requires: DOM
	if (this._Version == null)
		{
		this._Version = '';
		
		this._Version = this._Parent.DOM.Get_First_Node_TextContent("//div[@id='GF_toolbar']//li[@class='version']//span[@class='textLabel']",'');
		
		// remove "v."
		this._Version = this._Version.replace(/v\./gi, "");
		// remove "v"
		this._Version = this._Version.replace(/v/gi, "");
		// build number use space separator
		this._Version = this._Version.replace(/ /gi, ".");
		
		if (this._Version == '0.4.X')
			{
			this._Version = this.Grab_JSCompleteScript_Version('0.4.1');
			}
		
		this._Parent.Log.Add("Ikariam server version: "+this._Version);
		}
	
	return this._Version;
	};
	
UselessNavy.Ikariam.Revision = function()
	{
	// Requires: DOM, Str
	if (this._Revision == null)
		{
		this._Revision = 0;
		
		this._Revision = this._Parent.Str.To_Integer(this._Parent.DOM.Get_First_Node_Title("//div[@id='GF_toolbar']//li[@class='version']//span[@class='textLabel']",'0'), 0);
		
		this._Parent.Log.Add("Ikariam server revision: "+this._Revision);
		}
	
	return this._Revision;
	};
	
// NB: return true if higher than 0.3.2
UselessNavy.Ikariam.Is_Version_032x = function()
	{
	// Requires: Str
	if (this._IsV032x == null)
		{
		if (this._Parent.Str.Compare_Versions('0.3.2', this.Version()) >= 0)
			{
			this._IsV031x = true;
			this._IsV032x = true;
			this._Parent.Log.Add("Ikariam server is v.0.3.2 or higher");
			}
		else
			{
			this._IsV032x = false;
			}
		}
	
	return this._IsV032x;
	};
	
UselessNavy.Ikariam.Is_Version_041x = function()
	{
	// Requires: Str
	if (this._IsV041x == null)
		{
		if (this._Parent.Str.Compare_Versions('0.4.1', this.Version()) >= 0)
			{
			this._IsV031x = true;
			this._IsV032x = true;
			this._IsV033x = true;
			this._IsV034x = true;
			this._IsV035x = true;
			this._IsV040x = true;
			this._IsV041x = true;
			this._Parent.Log.Add("Ikariam server is v.0.4.1 or higher");
			}
		else
			{
			this._IsV041x = false;
			}
		}
	
	return this._IsV041x;
	};
	
UselessNavy.Ikariam.Is_Version_043x = function()
	{
	// Requires: Str
	if (this._IsV043x == null)
		{
		if (this._Parent.Str.Compare_Versions('0.4.3', this.Version()) >= 0)
			{
			this._IsV031x = true;
			this._IsV032x = true;
			this._IsV033x = true;
			this._IsV034x = true;
			this._IsV035x = true;
			this._IsV040x = true;
			this._IsV041x = true;
			this._IsV043x = true;
			this._Parent.Log.Add("Ikariam server is v.0.4.3 or higher");
			}
		else
			{
			this._IsV043x = false;
			}
		}
	
	return this._IsV043x;
	};
	
UselessNavy.Ikariam.FleetMovement_Object = function()
	{
	var FleetMovement			 = new Object;
	
	//FleetMovement.own				 = false;
	//FleetMovement.hostile			 = false;
	
	FleetMovement.time			 = 0;
	
	//FleetMovement.summary			 = '';
	//FleetMovement.hasFleet			 = false;
	//FleetMovement.hasGoods			 = false;
	//FleetMovement.hasArmy			 = false;
	
	//FleetMovement.oCityId			 = 0;
	//FleetMovement.oCityName			 = '';
	//FleetMovement.oPlayerName			 = '';
	//FleetMovement.toLeft				 = false;
	//FleetMovement.mission			 = '';
	// Values: deployarmy, deployfleet, plunder, blockade, defend, defend_port, trade, transport, occupy
	//FleetMovement.toRight			 = false;
	//FleetMovement.tCityId			 = 0;
	//FleetMovement.tCityName			 = '';
	//FleetMovement.tPlayerName			 = '';
	
	//FleetMovement.hasAction			 = false;
	
	return FleetMovement;
	};
	
UselessNavy.Ikariam.Fetch_FleetMovements = function(database)
	{
	// Require: DOM, Str
	var StartTime = new Date().getTime();
	this._Parent.Log.Add('Start fetch movements...');
	if (database == undefined) database = {};
	
	var _self = this;
	
	function grabCityID(rootElt)
		{
		var resID = 0;
		var alinks = rootElt.getElementsByTagName("a");
		for (var k=0; k < alinks.length; k++)
			{
			var resReg = /[\?&]{1}cityId=([0-9]+)&?/i.exec(alinks[k].href);
			if (resReg != null)
				{
				resID = parseInt(resReg[1]);
				break;
				}
			}
		
		return resID;
		}
		
	function TrimIcon(src)
		{
		var str = '';

		var parsedURL = src.split('/');
		if (parsedURL.length > 0)
			{
			str = parsedURL[parsedURL.length-1];
			}
		
		str = str.replace(".gif", "");
		str = str.replace("40x40", "");
		str = str.replace("60x60", "");
		str = str.replace("_r_", "");
		str = str.replace("y40_", "");
		str = str.replace("_faceright", "");
		str = str.replace("icon_", "");
		
		return _self._Parent.Str.Trim(str);
		}

	var resMi = this._Parent.DOM.Get_Nodes("//div[@id='fleetMovements']//table[contains(@class, 'locationEvents')]/tbody/tr/td/img[contains(@src, 'mission_')]");
	if (resMi.snapshotLength > 0)
		{
		this._Parent.Log.Add('Found '+resMi.snapshotLength+' fleets');
		
		// heures
		var mTimers = {};
		var scripts = document.getElementsByTagName("script");
		for (var j = 0; j < scripts.length; j++)
			{
			// search getCountdown
			var nScript = scripts[j];
			var sCode = nScript.innerHTML;
			if (sCode.indexOf('getCountdown') >= 0)
				{
				var aCodeLines = sCode.split(';');
				for (var i=0; i < aCodeLines.length-1; i++)
					{
					if (aCodeLines[i].indexOf('getCountdown') >= 0)
						{
						var sValues = aCodeLines[i].substring(aCodeLines[i].indexOf('{')+1,aCodeLines[i].indexOf('}'));
						var sParts = sValues.split(',');
						if (sParts.length >= 3)
							{
							var sPart0 = sParts[0].split(':');
							var enddate = 1000*parseInt(this._Parent.Str.Trim(sPart0[1]));
							
							var sPart1 = sParts[1].split(':');
							var currentdate = 1000*parseInt(this._Parent.Str.Trim(sPart1[1]));
							
							var sID = sParts[2].substring(sParts[2].indexOf('"')+1,sParts[2].indexOf('"',sParts[2].indexOf('"')+2));
							
							if ((enddate - currentdate) > 0)
								{
								mTimers[sID] = StartTime + (enddate - currentdate);
								}
							}
						else
							{
							this._Parent.Log.Add("Failed to fetch getCountdown");
							}
						}
					}
				}
			}
		
		for (var i=0; i < resMi.snapshotLength; i++)
			{
			var tr = resMi.snapshotItem(i).parentNode.parentNode;
			var tds = tr.getElementsByTagName("td");
			//var tds = tr.childNodes;
				
			var fleetId = this._Parent.Str.Trim(tds[1].id);
			
			var tdinc = 0;
			// Fix for v. 0.4.3
			if (this.Is_Version_043x())
				{
				tdinc = 1;
				}
			
			if (fleetId != '')
				{
				if (database[fleetId] == undefined)
					{
					database[fleetId] = new this.FleetMovement_Object();
					}
				database[fleetId].id			 = fleetId;
					
				database[fleetId].own			 = this._Parent.DOM.Has_ClassName(tr,'own');
				database[fleetId].hostile		 = this._Parent.DOM.Has_ClassName(tr,'hostile');
				
				if (mTimers[fleetId] != undefined)
					{
					database[fleetId].time			 = mTimers[fleetId];
					}
				else 
					{
					database[fleetId].time			 = mTimers['nexEventETA1'];
					}
				
				database[fleetId].summary = this._Parent.Str.Trim(tds[2+tdinc].childNodes[0].textContent);
				
				database[fleetId].payload = {};
				var hasFleet = false;
				var hasGoods = false;
				var hasArmy = false;
				
				var payloadDoc = this._Parent.DOM.Create_Document(tds[2+tdinc].innerHTML);
				var icons = this._Parent.DOM.Get_Nodes("//div[contains(@class, 'icon')]/img",payloadDoc);
				var iconsNb = 0;
				if (icons.snapshotLength >= 1)
					{
					iconsNb = icons.snapshotLength;
					for (var j=0; j < iconsNb; j++)
						{
						var iconIMG = icons.snapshotItem(j);
						var unitType = TrimIcon(iconIMG.src);
						
						var payloadDivs = iconIMG.parentNode.parentNode.getElementsByTagName("div");
						var unitQty = this._Parent.Str.To_Integer(payloadDivs[1].textContent);
						
						database[fleetId].payload[unitType] = unitQty;
						
						switch(this._LangCode)
							{
							case 'wood':
							case 'wine':
							case 'marble':
							case 'glass':
							case 'sulfur':
								hasGoods = true;
								break;
							
							case 'ship_ram':
							case 'ship_ballista':
							case 'ship_flamethrower':
							case 'ship_catapult':
							case 'ship_steamboat':
							case 'ship_mortar':
							case 'ship_submarine':
								hasFleet = true;
								break;
							
							case 'slinger':
							case 'swordsman':
							case 'phalanx':
							case 'spearman':
							case 'archer':
							case 'marksman':
							case 'gyrocopter':
							case 'steamgiant':
							case 'bombardier':
							case 'ram':
							case 'catapult':
							case 'mortar':
							case 'medic':
							case 'cook':
								hasArmy = true;
								break;
							
							default:
								break;
							}
						this._Parent.Log.Add('Payload['+unitType+']='+unitQty);
						}
					}
				
				if (hasFleet == true)
					{
					database[fleetId].hasFleet = true;
					}
				if (hasGoods == true)
					{
					database[fleetId].hasGoods = true;
					}
				if (hasArmy == true)
					{
					database[fleetId].hasArmy = true;
					}
				
				database[fleetId].oCityId = grabCityID(tds[3+tdinc]);
				database[fleetId].oCityName = this._Parent.Str.Trim(tds[3+tdinc].childNodes[0].textContent);
				var oPlayerName = this._Parent.Str.Trim(tds[3+tdinc].childNodes[1].textContent);
				oPlayerName = oPlayerName.substring(1,oPlayerName.length-1);
				database[fleetId].oPlayerName = oPlayerName;
				
				database[fleetId].toLeft = (tds[4+tdinc].innerHTML != '') ? true : false;
				database[fleetId].mission = /mission_([_a-z]+)\.[a-z]+/i.exec(resMi.snapshotItem(i).src)[1];
				database[fleetId].subject = this._Parent.Str.Trim(tds[5+tdinc].title);
				database[fleetId].toRight = (tds[6+tdinc].innerHTML != '') ? true : false;
				
				database[fleetId].tCityId = grabCityID(tds[7+tdinc]);
				database[fleetId].tCityName = this._Parent.Str.Trim(tds[7+tdinc].childNodes[0].textContent);
				var tPlayerName = this._Parent.Str.Trim(tds[7+tdinc].childNodes[1].textContent);
				tPlayerName = tPlayerName.substring(1,tPlayerName.length-1);
				database[fleetId].tPlayerName = tPlayerName;
				
				database[fleetId].hasAction = (tds[8+tdinc].innerHTML != '') ? true : false;
				
				this._Parent.Log.Add('Detect fleet['+fleetId+']: oCityId='+database[fleetId].oCityId+', tCityId['+database[fleetId].tCityId+']: '+database[fleetId].tCityName+' ('+database[fleetId].tPlayerName+'), time='+database[fleetId].time+', mission='+database[fleetId].mission+', payload: '+iconsNb+' units');
				}
			}
		}
	
	return database;
	};
	
UselessNavy.Ikariam.MerchantNavyBox_Object = function()
	{
	var MerchantNavyBox				 = new Object;
	
	MerchantNavyBox.title			 = '';
	
	return MerchantNavyBox;
	};
	
UselessNavy.Ikariam.Fetch_MerchantNavy_Boxes = function(boxesDB, includeMissions)
	{
	this._Parent.Log.Add('Start fetch MerchantNavy boxes...');
	if (boxesDB == undefined)			 boxesDB			 = {};
	if (includeMissions == undefined)	 includeMissions	 = false;
	
	var contentBoxes = this._Parent.DOM.Get_Nodes("//div[@id='mainview']/div[contains(@class, 'contentBox')]");
	if (contentBoxes.snapshotLength > 0)
		{
		this._Parent.Log.Add('Found '+contentBoxes.snapshotLength+' contentBox');
		
		for (var i=0; i < contentBoxes.snapshotLength; i++)
			{
			var contentBox = contentBoxes.snapshotItem(i);
			var boxId = contentBox.id;
			if (boxId == '')
				{
				boxId = 'contentBox'+(i+1);
				contentBox.id = boxId;
				}
			
			if (boxesDB[boxId] == undefined)
				{
				boxesDB[boxId] = new this.MerchantNavyBox_Object();
				}
				
			var h3s = contentBox.getElementsByTagName("h3");
			boxesDB[boxId].title = h3s[0].textContent;
			
			var Missions = this._Parent.DOM.Get_Nodes("//div[@id='mainview']/div[@id='"+boxId+"']//td[contains(@class, 'mission')]");
			boxesDB[boxId].length = Missions.snapshotLength;
			this._Parent.Log.Add('contentBox['+boxId+']: '+boxesDB[boxId].title+', '+boxesDB[boxId].length+' missions');

			if ((includeMissions == true) && (Missions.snapshotLength >= 1))
				{
				// Todo
				}
			}
		}
	
	return boxesDB;
	};

UselessNavy.Handlers =
	{
	_Parent: null
	};
	
UselessNavy.Handlers.Init = function(parent)
	{
	this._Parent = parent;
	};
	
UselessNavy.Handlers.Attach_MerchantNavy_Tabs_Events = function()
	{
	var self = this;
	
	for (boxId in this._Parent.DB.MerchantBoxes)
		{
		var liTab = document.getElementById("unTab"+boxId);
		liTab.addEventListener('click', function(e) { self.MerchantNavy_Tab_Click_Event(e); }, false);
		}
	};

UselessNavy.Handlers.TransportPayload_Button_Click_Event = function(e)
	{
	if (!e) { e = window.event; }
	var obj = e.srcElement ? e.srcElement : e.target;
	while (obj.tagName != 'TR')
		{
		obj = obj.parentNode;
		}
	var payloadTR = obj;
	
	if (this._Parent.DOM.Has_ClassName(payloadTR, 'unExpandPayload'))
		{
		this._Parent.DOM.Remove_ClassName(payloadTR,'unExpandPayload');
		}
	else
		{
		this._Parent.DOM.Add_ClassName(payloadTR,'unExpandPayload');
		}
	};
	
UselessNavy.Handlers.CombatInProgress_Bar_Click_Event = function(e)
	{
	if (!e) { e = window.event; }
	var obj = e.srcElement ? e.srcElement : e.target;
	while (obj.tagName != 'LI')
		{
		obj = obj.parentNode;
		}
	var eventLI = obj;
	
	if (this._Parent.DOM.Has_ClassName(eventLI, 'unExpandEvents'))
		{
		this._Parent.DOM.Remove_ClassName(eventLI,'unExpandEvents');
		}
	else
		{
		this._Parent.DOM.Add_ClassName(eventLI,'unExpandEvents');
		}
	};
	
UselessNavy.Handlers.MerchantNavy_Tab_Click_Event = function(e)
	{
	if (!e) { e = window.event; }
	var obj = e.srcElement ? e.srcElement : e.target;
	while (obj.tagName != 'A')
		{
		obj = obj.parentNode;
		}
	var button = obj;
	var boxId = button.getAttribute('boxid');
	
	this._Parent.Select_MerchantNavy_Tab(boxId);
	};
		
UselessNavy.DOM =
	{
	_Parent: null,
	};

UselessNavy.DOM.Init = function(parent)
	{
	this._Parent = parent;
	};

UselessNavy.DOM.Create_Document = function(responseText)
	{
	// Thank sizzlemctwizzle and Seniltai
	var dt = document.implementation.createDocumentType("html", "-//W3C//DTD HTML 4.01 Transitional//EN", "http://www.w3.org/TR/html4/loose.dtd");
	var doc = document.implementation.createDocument('', '', dt);
	var html = doc.createElement('html');

	html.innerHTML = responseText;
	doc.appendChild(html);

	return doc;
	};

UselessNavy.DOM.Get_Nodes = function(path, root)
	{
	var contextNode = root ? root.evaluate ? root : root.ownerDocument : document;
	return contextNode.evaluate(path, contextNode, null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
	};
	
UselessNavy.DOM.Get_First_Node = function(path, root)
	{
	var value = this.Get_Nodes(path, root);
	if (value.snapshotLength >= 1)
		{
		return value.snapshotItem(0);
		}
	return null;
	};
	
UselessNavy.DOM.Get_First_Node_TextContent = function(path, defaultValue, root)
	{
	var value = this.Get_First_Node(path, root);
	if (value != null)
		{
		return value.textContent;
		}
	else return defaultValue;
	};

UselessNavy.DOM.Get_First_Node_Title = function(path, defaultValue, root)
	{
	var value = this.Get_First_Node(path, root);
	if ((value != null) && (value.title != '')) 
		{
		return value.title;
		} 
	else return defaultValue;
	};
	
UselessNavy.DOM.Has_ClassName = function(oElm, strClassName)
	{
	var arrayClassNames = oElm.className.split(' ');
	var Found = false;
	var arrayClassNamesLength = arrayClassNames.length;
	for (var k=0; k<arrayClassNamesLength; k++)
		{
		if (arrayClassNames[k] == strClassName)
			{
			Found = true;
			break;
			}
		}
	return Found;
	};

UselessNavy.DOM.Add_ClassName = function(oElm, strClassName)
	{
	/*
	Copyright Robert Nyman, http://www.robertnyman.com
	Free to use if this text is included
	*/
	var strCurrentClass = oElm.className;
	if (!new RegExp(strClassName, "i").test(strCurrentClass))
		{
		oElm.className = strCurrentClass + ((strCurrentClass.length > 0)? " " : "") + strClassName;
		}
	};
	
UselessNavy.DOM.Remove_ClassName = function(oElm, strClassName)
	{
	/*
	Copyright Robert Nyman, http://www.robertnyman.com
	Free to use if this text is included
	*/
	var oClassToRemove = new RegExp((strClassName + "\s?"), "i");
	oElm.className = oElm.className.replace(oClassToRemove, "").replace(/^\s?|\s?$/g, "");
	};
	
UselessNavy.Log =
	{
	_Parent: null,
	_Enabled: false
	};
	
UselessNavy.Log.Init = function(parent)
	{
	this._Parent = parent;
	};
	
UselessNavy.Log.Add = function(msg)
	{
	if (this._Enabled == true)
		{
		GM_log(msg);
		}
	};

UselessNavy.Updater =
	{
	_Parent:			 null,
	_ScriptURL:			 '',
	_availableVersion:	 0
	};
	
UselessNavy.Updater.Init = function(parent)
	{
	this._Parent = parent;
	};
	
// CallBackFct function receive available version number (or null value if failed) as argument
UselessNavy.Updater.Check = function(ScriptURL, CallBackFct)
	{
	this._availableVersion	 = 0;
	this._ScriptURL			 = ScriptURL;
	var self = this;
	
	GM_xmlhttpRequest({
		method:				"GET",
		url:				ScriptURL,
		headers:			{ Accept:"text/javascript; charset=UTF-8" },
		overrideMimeType:	"application/javascript; charset=UTF-8",
		onload:				function(response) { self._ParseScript(response, CallBackFct); }
		});
	};
	
UselessNavy.Updater._ParseScript = function(response, CallBackFct)
	{
	var availableVersion = 0;
	
	if (response.status == 200)
		{
		var resReg = /@version\s+(\d+)/.exec(response.responseText);
		if (resReg != null)
			{
			availableVersion = resReg[1];
			}
		}
		
	this._availableVersion = availableVersion;
	
	if (typeof CallBackFct == 'function')
		{
		CallBackFct.call(this._Parent, availableVersion, response);
		}
	};
	
/* Lib for strings processes */
UselessNavy.Str =
	{
	_Parent: null
	};
	
UselessNavy.Str.Init = function(parent)
	{
	this._Parent = parent;
	};
	
UselessNavy.Str.Trim = function(str)
	{ 
	if (str != undefined)
		{
		str = str.replace(/&nbsp;/gi, " ");
		str = str.replace(/\t/gi, " ");
		str = str.replace(/\v/gi, "");
		str = str.replace(/\f/gi, "");
		str = str.replace(/\n/gi, "");
		str = str.replace(/\r/gi, "");
		//str = str.replace(/\e/gi, "");
		str = str.replace(/\s/gi, " ");
		
		while(str.charAt(0) == (" "))
			{ 
			str = str.substring(1);
			}
		while(str.charAt(str.length-1) == " " )
			{ 
			str = str.substring(0,str.length-1);
			}
		}
	return str;
	};
	
UselessNavy.Str.Trim_Accodances = function(str)
	{
	str = str.replace(/\[.+\]/gi, "");
	
	return str;
	};
/*
v1 & v2 as "v.00.00.00 0000"

return 0 if v2 = v1
	 1 if v2 > v1
	-1 if v2 < v1
*/
UselessNavy.Str.Compare_Versions = function(v1, v2)
	{
	var result = 0;
	
	// remove "v."
	v1 = v1.replace(/v\./gi, "");
	v2 = v2.replace(/v\./gi, "");
	// remove "v"
	v1 = v1.replace(/v/gi, "");
	v2 = v2.replace(/v/gi, "");
	
	// build number use space separator
	v1 = v1.replace(/ /gi, ".");
	v2 = v2.replace(/ /gi, ".");

	// Parse numbers
	var vn1 = v1.split('.');
	var vn2 = v2.split('.');
	
	// Convert as integer
	for (var i = 0; i < vn1.length; i++)
		{
		vn1[i] = parseInt(vn1[i]);
		}
	for (var j = 0; j < vn2.length; j++)
		{
		vn2[j] = parseInt(vn2[j]);
		}
		
	for (var k = 0; k < vn1.length; k++)
		{
		if (vn2[k] == undefined)
			{
			if (vn1[k] > 0) result = -1;
			break;
			}
		else if (vn2[k] > vn1[k])
			{
			result = 1;
			break;
			}
		else if (vn2[k] < vn1[k])
			{
			result = -1;
			break;
			}
		}
	if ((result == 0) && (vn2.length > vn1.length))
		{
		if (vn2[vn1.length] > 0)
			{
			result = 1;
			}
		else if (vn2[vn2.length-1] > 0)
			{
			result = 1;
			}
		}
		
	//this._Parent.Log.Add(v1+" vs "+v2+" = "+result);
	
	return result;
	};
	
UselessNavy.Str.To_Integer = function(str, defaultValue)
	{
	// Support signed integers
	var temp = ""+str;
	temp = temp.replace(/[^-0-9]+/g, "");
	temp = parseInt(temp,10);
	if (((temp == undefined) || (""+temp == "NaN")) && (defaultValue != undefined))
		{
		return defaultValue;
		}
	return temp;
	};

UselessNavy.Init();