// saves document.getElementById() function to getId() shorthand - checks for existance first
if (typeof getId != 'function') getId = function(value) {	return document.getElementById(value) }

// adds function to onload event without removing old events - checks for existance first
if (typeof addLoadEvent != 'function') {
	addLoadEvent = function (func) {
		var oldOnload = window.onload;
		if (typeof window.onload != 'function') {
			window.onload = func;
		} else {
			window.onload = function() {
				oldOnload();
				func();
			}
		}
	}
}

// Fix PNGs in IE6
function pngFix() {
	var arVersion = navigator.appVersion.split("MSIE")
	var version = parseFloat(arVersion[1])
	
	if ((version >= 5.5) && (version < 7.0) && (document.body.filters)) 
	{
		 for(var i=0; i<document.images.length; i++)
		 {
				var img = document.images[i]
				var imgName = img.src.toUpperCase()
				if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
				{
					 var imgID = (img.id) ? "id='" + img.id + "' " : ""
					 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
					 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
					 var imgStyle = "display:inline-block;" + img.style.cssText 
					 if (img.align == "left") imgStyle = "float:left;" + imgStyle
					 if (img.align == "right") imgStyle = "float:right;" + imgStyle
					 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
					 var strNewHTML = "<span " + imgID + imgClass + imgTitle
					 + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
					 + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
					 + "(src=\'" + img.src + "\', sizingMethod='crop');\"></span>" 
					 img.outerHTML = strNewHTML
					 i = i-1
				}
		 }
	}
}
addLoadEvent (pngFix);

// Fix dropouts in IE6
function iehover() {
	var arVersion = navigator.appVersion.split("MSIE")
	var version = parseFloat(arVersion[1])
	
	if ((version >= 5.5) && (version < 7.0) && (document.body.filters)) 
	{
		var TagName = document.getElementsByTagName("li"); 
		for (var Status=0; Status<TagName.length; Status++)
		{
			TagName[Status].onmouseover=function()
				{this.className+=" iehover";}
			TagName[Status].onmouseout=function()
				{this.className=this.className.replace(new RegExp(" iehover\\b"), "");} 
		}
	}
}
addLoadEvent (iehover);