if (top.frames.length!=0) top.location=self.document.location;
function popup(url,w,h,name)
{
	if (name==undefined)name='popup';
	if (w==undefined){w=400,h=400};
	pop=window.open(url,name,'width='+w+',height='+h+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1');
	
}
function popups(url,w,h,name)
{
	if (name==undefined)name='popup';
	if (w==undefined){w=400,h=400};
	pop=window.open(url,name,'width='+w+',height='+h+',toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1');
	
}
function showdiv(div)
{
	document.getElementById(div).style.visibility='visible';
	
}
function hiddediv(div)
{
	document.getElementById(div).style.visibility='hidden';
}
function show_help(hlp)
{
	document.getElementById(hlp).style.display='inline';
	
}
function hide_help(hlp)
{
	document.getElementById(hlp).style.display='none';
	
}