var crtDropdown, bHideDropdown;
function swapMenuImage(oImg, strImgNum, bOn)
{
    var nImgNum;
	try
	{
		nImgNum = parseInt(strImgNum);
		oImg.src = bOn ? arrMenuOn[nImgNum].src : arrMenuOff[nImgNum].src;
	}
	catch(excpt)
	{
	}
}
function swapLeftMenuImage(oImg, strImgNum, strImgName, bOn)
{
    var nImgNum;
	
	try
	{
		nImgNum = parseInt(strImgNum);
		oImg.src = bOn ? arrLeftmenuOn[nImgNum].src : arrLeftmenuOff[nImgNum].src;
	}
	catch(excpt)
	{
	}
}
function swapSubmenuImage(oImg, strDir, strImgNum, bOn, bAlwaysOn)
{
    var nImgNum;
	
	try
	{
		nImgNum = parseInt(strImgNum);
		if(!bAlwaysOn)
			oImg.src = bOn ? arrSubmenuOn[nImgNum].src : arrSubmenuOff[nImgNum].src;
		
		var d;
	
		d = document.getElementById("dropdown"+strImgNum);
		if(crtDropdown && crtDropdown!=d)
			crtDropdown.style.display = "none";
		if(d)
		{
			
			if(bOn)
			{
				bHideDropdown = false;
				d.style.display = "block";
				d.style.zIndex = 1001;
			}
			else
			{
				setHideDropdown();
			}
			crtDropdown = d;
			if(window.event)
				window.event.cancelBubble = true;
		}
	}
	catch(excpt)
	{
	}
}
function swapDropdownImage(oImg, strDir, strImgNum, bOn)
{
    var nImgNum;
	try
	{
		nImgNum = parseInt(strImgNum);
		oImg.src = bOn ? arrDropdownOn[nImgNum].src : arrDropdownOff[nImgNum].src
		//"/themes/"+strDir+"/images/dropdowns/"+strImgName+ (bOn ? "_on" : "_off" ) + ".gif";
	}
	catch(excpt)
	{
	}
}
function hideDropdown()
{
	try
	{
		if(crtDropdown && bHideDropdown)
			crtDropdown.style.display = "none";
	}
	catch(excpt)
	{
	}

}
function setHideDropdown()
{
	try
	{
		bHideDropdown = true;
		setTimeout("hideDropdown()",700);
	}
	catch(excpt)
	{
	}
}