function overMode(curbtn,modebtn,modetype)
{
	//curbtn - the button to mouse over
	//modebtn - the current category button
	//modetype - indicate whether the image is on a layer
	if(loaded)
	{
		if (modebtn!="") msout(modetype,modebtn);
		msover(modetype,curbtn);
	}
}

function outMode(curbtn,modebtn,modetype)
{
	if(loaded)
	{
		msout(modetype,curbtn);
		if (modebtn!="") msover(modetype,modebtn);
	}
}

function msover(layerid, btnid) {

	if (loaded==1) {
	
		if (layerid != null) {
			imageobj = layerid.doc.images[btnid]
		}
		else {
			imageobj = document.images[btnid]
		}
		
		oldsrc = imageobj.src
		newsrc = oldsrc.substring(0,oldsrc.length-6) + "on.gif"
		imageobj.src = newsrc
	}
}

function msout(layerid, btnid) {
	
	if (loaded==1) {
	
		if (layerid != null) {
			imageobj = layerid.doc.images[btnid]
		}
		else {
			imageobj = document.images[btnid]
		}
		
		oldsrc = imageobj.src
		newsrc = oldsrc.substring(0,oldsrc.length-6) + "of.gif"
		imageobj.src = newsrc
	}
}

function isempty(thisform)
{
	if ((thisform.searchtxt.value=="")||(thisform.searchtxt.value.length==1)) {
		alert("Please enter a valid keyword to search");
		thisform.searchtxt.focus();
		return false;
	}
	return true;
}

function displayDate()
{
	var dayarray=new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
	var montharray=new Array("January","February","March","April","May","June","July","August","September","October","November","December")
				
	var mydate=new Date()
	var year=mydate.getYear()
	if (year < 1000)
		year+=1900
	var day=mydate.getDay()
	var month=mydate.getMonth()
	var daym=mydate.getDate()
	if (daym<10)
		daym="0"+daym
	var hours=mydate.getHours()
	var minutes=mydate.getMinutes()
	var seconds=mydate.getSeconds()
	var dn="AM"
	if (hours>=12)
		dn="PM"
	if (hours>12){
		hours=hours-12
	}
	if (hours==0)
		hours=12
	if (minutes<=9)
		minutes="0"+minutes
	if (seconds<=9)
		seconds="0"+seconds
	var cdate="<NOBR>"+daym+" "+montharray[month]+" "+year+", "+dayarray[day];
	document.write(cdate);
}

function openPDF (filepath) {
	window.open(filepath, "pdfwindow", "toolbar=no,titlebar=no,location=no,directories=no,status=no,menubar=no,resizable=yes,copyhistory=no,fullscreen=no,scrollbars=yes,top=10,left=10,width=600,height=500")
}

function openPopWin (filepath,w,h) {
	window.open(filepath, "popwindow", "toolbar=no,titlebar=no,location=no,directories=no,status=yes,menubar=no,resizable=yes,copyhistory=no,fullscreen=no,scrollbars=yes,top=10,left=10,width="+w+",height="+h)
}