var shownsection = 0;

function winshadeswitch(idnum)
{
	if(document.getElementById){
		if(document.getElementById("winshadediv"+idnum)){
			var elem = document.getElementById("winshadediv"+idnum);
			var hdr = document.getElementById("winshadeHeader"+idnum)
			if(elem == null) { return; }
			if(elem.style.display == "none")
			{
				if(hdr != null)	{	hdr.className="winshadeHeaderOpen";	}
				elem.style.display = "block";
				if(document.getElementById("winshadeplus"+idnum)){document.getElementById("winshadeplus"+idnum).style.display = "none";}
				if(document.getElementById("winshademinus"+idnum)){document.getElementById("winshademinus"+idnum).style.display = "";}
				if(document.getElementById("chevdown"+idnum)){document.getElementById("chevdown"+idnum).style.display = "none";}
				if(document.getElementById("chevup"+idnum)){document.getElementById("chevup"+idnum).style.display = "";}
			}
			else
			{
				elem.style.display = "none";
				if(hdr != null)	{	hdr.className="winshadeHeaderClosed";	}
				if(document.getElementById("winshadeplus"+idnum)){document.getElementById("winshadeplus"+idnum).style.display = "";}
				if(document.getElementById("winshademinus"+idnum)){document.getElementById("winshademinus"+idnum).style.display = "none";}
				if(document.getElementById("chevdown"+idnum)){document.getElementById("chevdown"+idnum).style.display = "";}
				if(document.getElementById("chevup"+idnum)){document.getElementById("chevup"+idnum).style.display = "none";}
			}
		}
		window.event.cancelBubble = true;
		return false;
	}

}

function flop(mynum)
{
    if (shownsection < mynum) 
	 winshadeswitch(mynum);
}