function openWin(url,w,h,s){
	var l=(screen.width-w)/2;
	var t=(screen.height-h)/2;

	if(window.thiswin != undefined){
		thiswin.close();
	}
	thiswin = window.open(url,"popupwin",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars='+s+',resizable=0,width='+w+',height='+h+',left='+l+',top='+t);
}

function viewImg(url,w,h){
	var l=(screen.width-w)/2;
	var t=(screen.height-h)/2;

	if(window.thiswin != undefined){
		thiswin.close();
	}
	thiswin = window.open(url,"imagewin",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+w+',height='+h+',left='+l+',top='+t);
}

function checkDelete(url,desc) {
	temp = window.confirm("Are you sure you want to delete "+desc+"?");
	if (temp == true){
		window.location=url;
	}
}