//open window
var NewWin = null;
function openwindow1(src, winName, wid, hi){
	NewWin = window.open(src,winName,'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width='+wid+',height='+hi+',left='+(screen.width  - wid) / 2+',top='+(screen.height  - hi) / 2+'').focus();
}