// JavaScript Document
function LoadNav()
{
	var navID = document.getElementById("nav");
	var navImages = navID.getElementsByTagName("img");
	for(var i = 0; i <= navImages.length - 1; i++)
	{
		var preloadImg = new Image();
		preloadImg.src = navImages[i].src.replace("normal", "over");
	
		navImages[i].onmouseover = function() {
			this.src = this.src.replace("normal", "over");	
		}
		
		navImages[i].onmouseout = function() {
			this.src = this.src.replace("over", "normal");	
		}
	}
}

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
		 if (img.src.indexOf("normal") <= 0)
		 {
			 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='scale');\"></span>" 
				img.outerHTML = strNewHTML
				i = i-1
			 }
		 }
      }
   }    
}

if (navigator.appVersion.indexOf("MSIE") > 0)
{
window.attachEvent("onload", correctPNG);
}