var win= null;
function OpenPopup (mypage,myname,w,h,scroll){
var winl = (screen.width-w)/2;
var wint = (screen.height-h)/2;

var settings  ='height='+h+',';
settings +='width='+w+',';
settings +='top='+wint+',';
settings +='left='+winl+',';
settings +='scrollbars='+scroll+',';
settings +='resizable=no';
win=window.open(mypage,myname,settings);

if(parseInt(navigator.appVersion) >= 4){
	win.window.focus();
}
}