//
function PopUp(sURL,sWinName,w,h,strScroll)
{
   newwindow=open(sURL, sWinName,"screenX=0,screenY=0,left=150,top=150,toolbar=no,scrollbars="+strScroll+",location=no,directories=no,menubar=no,resizable=no,status=no,width="+w+",height="+h);
}

function PopUpDirectory(sURL,sWinName,w,h,strScroll)
{
   newwindow=open(sURL, sWinName,"screenX=0,screenY=0,left=50,top=50,toolbar=yes,scrollbars="+strScroll+",location=yes,directories=no,menubar=yes,resizable=yes,status=yes,width="+w+",height="+h);
}

function Roll(imgObj,num,bOn, sImgArrName)
{  
   if (bOn)
      imgObj.src=eval(sImgArrName+"["+num+"]["+bOn+"].src"); //over[num].src;
   else 
      imgObj.src=eval(sImgArrName+"["+num+"]["+bOn+"].src"); //over[num].src;
}
function Search(f)
{
	if (IsEmpty(f.qu.value))	{
		alert("Enter something to search for first!");
		f.qu.focus();
		return false;
	}else	{
		//f.action="/sitesearch/sitesearch.asp";		
		f.submit();
		return true;
	}
}

function IsEmpty (s)
{
	if (s==null || s=="undefined" || s=="")
		return true;
		
	for (var i = 0; i < s.length; i++)	{
		var ch = s.charAt (i);
		if ((ch != ' ') && (ch!= '\n') && (ch != '\t') && (ch != '\r'))
			return false;
	}
	return true;
}