function windowOpenCentered(new_url, w, h){
newWindow = window.open(new_url,'','toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=yes,copyhistory=no,width='+w+',height='+h);
newWindow.moveTo(0 + (screen.width - w)/2,0 + (screen.height - h)/2);
}
function openImage(new_url, new_title, w, h) {
width = w+20;
height = h+20;
x = 0 + (screen.width - width)/2;
y = 0 + (screen.height - height)/2;
newWindow = window.open('','','toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=yes,copyhistory=no,width='+width+',height='+height);
newWindow.moveTo(x,y);
newDoc = newWindow.document;
newContent = '';
newContent += ''+new_title+'';
newContent += '';
newContent += '';
newContent += ' |
';
newContent += '
';
newDoc.write(newContent);
newDoc.close();
}