var sImgExpandedArrow = "";	
	var sImgDefaultArrow = "";

	function change_display(head) {
		var oSrcEle = window.event.srcElement
		sImg666 = oSrcEle.src

		if (sImgExpandedArrow == ""){
			sImgExpandedArrow = "images/arrow_expand.gif";	
		}
		if (sImgDefaultArrow == ""){
			sImgDefaultArrow = "images/arrow_default.gif";
		}
		if (document.all.item(head).style.display == "") 
		{
			document.all.item(head).style.display = "none";
			oSrcEle.src = sImgExpandedArrow;
			oSrcEle.alt = "expand menu";
		}
		else 
		{
			document.all.item(head).style.display= "";
			oSrcEle.src = sImgDefaultArrow;
			oSrcEle.alt = "collapse menu";
		}
	}

	function chngColour(sID)
		{
		var oMainBorder = document.all.item("main" + sID);
		var oHeaderBorder = document.all.item("header" + sID);
		var oArticle = document.all.item("article" + sID);
		var oArrowCol = document.all.item("arrowCol" + sID);
			if (oMainBorder.className == 'componentBorder')
				{
					oMainBorder.className = 'componentBorderSel';
					oHeaderBorder.className = 'componentBorderSel';
					oArticle.className = 'componentHeaderSel';
					oArrowCol.className = 'componentHeaderSel';
				}
			else
				{
					oMainBorder.className = 'componentBorder';
					oHeaderBorder.className = 'componentBorder';
					oArticle.className = 'componentHeader';
					oArrowCol.className = 'componentHeader';				
				}
		}

	if (navigator.userAgent.indexOf("MSIE")    != -1 && 
	navigator.userAgent.indexOf("Windows") != -1 && 
	navigator.appVersion.substring(0,1) > 3)
{
	ToolBar_Supported = true;
}

if (ToolBar_Supported != null && ToolBar_Supported == true)
{
	var fBrowserOK = true;
}