function newWin(page,winName,w,h,scrollb,resize) {
var win=null;
centerWidth = (screen.width) ? (screen.width-w)/2 : 0;
centerHeight = (screen.height) ? (screen.height-h)/2 : 0;
config =
'height='+h+',width='+w+',top='+centerHeight+',left='+centerWidth+',scrollbars='+scrollb+',resizable='+resize+''
win = window.open(page,winName,config);
}