function popupimg(s,w,h)
{
var o = window.open('', 'w'+new Date().getTime(), 'width='+w+', height='+h+', toolbar=no,location=no,status=no,resizable=no,scrollbars=yes,left='+(screen.width/2-w/2)+',top='+(screen.height/2-h/2));
if (o)
{
var d = o.document;
d.write('
');
}
d.close();
return false;
}
function openWindow(url, name,w,h)
{
if (!w)
{
w = 640;
}
if (!h)
{
h = 500;
}
var y = (screen.availHeight - h)/2;
var x = (screen.availWidth - w)/2;
popupWin = window.open(url, name, 'top='+y+',left='+x+',toolbar=no,location=no,status=no,scrollbars,resizable,width='+w+',height='+h, true);
return false;
}