// JavaScript Document

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]
      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
      }
   }
}

function popup(sPopupElement, navImageOld, navImage) {
	if (document.getElementById("navDropDown" + sPopupElement) != null) {
		if (document.getElementById('currentNav').value != "") {
			popout();
		}
		document.getElementById('currentNav').value = sPopupElement;
		document.getElementById("iHideNav").value = "0";
		document.getElementById("navImageOld").value = navImageOld;
		if(document.getElementById("navImage" + sPopupElement)!=null&&navImage!=""){
			document.getElementById("navImage" + sPopupElement).src = navImage;
		}
		document.getElementById("navDropDown" + sPopupElement).style.display = "block";
		iLeftAlteration = 0;
		if(navigator.userAgent.search(/MSIE 7/i) >= 0) {
			iLeftAlteration = iLeftAlteration + document.getElementById("navigation_bar").offsetLeft;
		}
		document.getElementById("navDropDown" + sPopupElement).style.left = document.getElementById("navLink" + sPopupElement).offsetLeft + iLeftAlteration + "px";
		document.getElementById("navDropDown" + sPopupElement).style.top = document.getElementById("navLink" + sPopupElement).offsetHeight + document.getElementById("navLink" + sPopupElement).offsetTop + "px";
	}
}

function popout() {
	if (document.getElementById("iHideNav").value == "1") {
		var sCurrentPopupElement = document.getElementById("currentNav").value;
		if (document.getElementById("navDropDown" + sCurrentPopupElement) != null) {
			if (sCurrentPopupElement + "" != "") {
				if(document.getElementById("navImage" + sCurrentPopupElement)!=null){
					document.getElementById("navImage" + sCurrentPopupElement).src = document.getElementById("navImageOld").value;
				}
				document.getElementById("navDropDown" + sCurrentPopupElement).style.display = "none";
				document.getElementById('currentNav').value = "";
			}
		}
	}
}