There are 2 previous versions of this script.
// ==UserScript==
// @name UserScript Install On Fly.
// @namespace xpsdeset
// @include http://userscripts.org/scripts*
// @include http://userscripts.org/
// ==/UserScript==
x=document.getElementsByClassName("la")[0];
var dld=document.createElement("th");
dld.innerHTML="Install";
dld.setAttribute('class', 'la');
x.parentNode.insertBefore( dld ,x.nextSibling);
for(i=0;i<document.getElementsByClassName("script-meat").length;i++)
{
x=document.getElementsByClassName("script-meat")[i];
var dld=document.createElement("td");
dld.innerHTML="<a class=\"userjs\" href=\""+x.getElementsByTagName("a")[0].href.replace("show","source")+".user.js\"><img src='/images/script_icon.png'></a>";
x.parentNode.insertBefore( dld ,x.nextSibling);
}
//