//===== relative URL handling code for js files ================
sWZBaseFolder = "www.ucancode.net";                          
sWZ = window.location.href;                                     
iWZ = sWZ.indexOf(sWZBaseFolder) + sWZBaseFolder.length + 1;    
sWZBase = sWZ.substring(0,iWZ);                                 
//===== Copyright ?2001 Spidersoft. All rights reserved. ======

function ExpandCollapse(e)
{
	if (e.style.display == "")
		e.style.display = "none";
	else
		e.style.display = "";
}
function ExpandCollapseKeyboard(e)
{
	if (event.keyCode == 33) //Page Up collapses
	{
		if (e.style.display == "")
			ExpandCollapse(e);
	}
	else if (event.keyCode == 34) //Page Down Expands
	{
		if (e.style.display == "none")
			ExpandCollapse(e);		
	}
}