var uagent = navigator.userAgent.toLowerCase();
var isWin = uagent.search("windows") > -1;
if (/Firefox[\/\s](\d+\.\d+)/.test(navigator.userAgent) && isWin){ //test for Firefox/x.x or Firefox x.x (ignoring remaining digits);
	var ffversion=new Number(RegExp.$1) // capture x.x portion and store as a number
	if (ffversion>=3)
		document.write('<link rel="stylesheet" href="css/browser/ff3.win.css" type="text/css" />');
	if (ffversion < 3.6)
		document.write('<style type="text/css">.text_input{padding:5px 0px 0px 22px;}</style>');
}