Userscripts.org

There are 13 previous versions of this script.

// ==UserScript==
// @name        Nice alert
// @namespace   http://userscripts.ru/js/nice-alert/
// @include     *
// @description Makes alert box suck less
// @copyright   2008+, Nikita Vasilyev (http://userscripts.org/scripts/show/43780)
// @version     1.3
// @licence     LGPL 3
// @icon        http://userscripts.ru/js/nice-alert/chrome/icon_48.png
// ==/UserScript==


(function(){

var w = window.wrappedJSObject || window;

if (!w.alert.is_nice) {

	w.alert = function alert(msg) {

		if (typeof GM_addStyle == 'undefined') {
			function GM_addStyle(css) {
				var head = document.head || document.getElementsByTagName('head')[0];
				if (head) {
					var style = document.createElement("style");
					style.type = "text/css";
					style.appendChild(document.createTextNode(css));
					head.appendChild(style);
				}
			}
		}

		GM_addStyle("#nice_alert {\
	font: 14px/16px sans-serif !important;\
	position: fixed !important;\
	top: 0 !important;\
	right: 0 !important;\
	margin: 0 !important;\
	padding: 0 !important;\
	list-style-type: none !important;\
	float: left !important;\
	cursor: pointer !important;\
	text-align: left !important;\
	z-index: 9999 !important;\
}\
#nice_alert ALERTBOX {\
	background-color: InfoBackground !important;\
	color: InfoText !important;\
	border-bottom: 1px solid rgba(0,0,0,0.3) !important;\
	margin: 0 !important;\
	float: right !important;\
	clear: both !important;\
	overflow: hidden !important;\
	font-size: 14px !important;\
	white-space: pre-wrap !important;\
	outline: 0 !important;\
	-webkit-box-shadow: 0px 2px 8px rgba(0,0,0,0.2);\
	-moz-box-shadow: 0px 2px 8px rgba(0,0,0,0.3);\
	box-shadow: 0px 2px 8px rgba(0,0,0,0.3);\
}");

		var nice_alert = document.getElementById('nice_alert') || document.createElement('ALERTGROUP');
		nice_alert.id = 'nice_alert';
		document.documentElement.appendChild(nice_alert);
		nice_alert.addEventListener('click',function(e){
			var t = e.target;
			if (t.tagName == 'ALERTBOX') {
				var h = t.clientHeight - 18;
				t.style.height = h +'px';
				var i = 9;
				var closing = setInterval(function(){
					i--;
					t.style.opacity = i/10;
					t.style.paddingTop = parseInt(t.style.paddingTop) - 1 +'px';
					t.style.paddingBottom = parseInt(t.style.paddingBottom) - 1 +'px';
					var currentHeight = parseInt(t.style.height) - h/10;
					t.style.height = (currentHeight < 0 ? 0 : currentHeight) +'px';
					if (i < 1) {
						t.style.display = 'none';
						clearInterval(closing);
					}
				}, 30);
			}
		}, false);

		var cache = document.createElement('ALERTBOX');
		cache.style.padding = '0px 16px';
		cache.style.opacity = 0;
		cache.tabIndex = 0;

		(w.alert = function alert (msg) {
			w.alert.is_nice = 'Of course it is!';
			var box = cache.cloneNode(false);
			box.appendChild(document.createTextNode(msg));
			nice_alert.appendChild(box);
			var i = 1;
			var showing = setInterval(function(){
				box.style.opacity = i/10;
				i++;
				box.style.paddingTop = parseInt(box.style.paddingTop) + 1 +'px';
				box.style.paddingBottom = parseInt(box.style.paddingBottom) + 1 +'px';
				if (i > 9) {
					clearInterval(showing);
				}
			}, 30);
		})(msg);
	
	};
	
}


})();