Centered Popup
This popup script will be centered both horizontal and vertical.
Paste this between <head> and </head>
<script type="text/javascript"> function mypopup(url, width, height) { var top = Math.round((screen.height-height)/2); var left = Math.round((screen.width-width)/2); window.open (url, 'newwindow','toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=yes, fullscreen=no, top=' + top + ', left=' + left + ', width=' + width + ', height=' + height); } </script>
You can configure this part as you like.
toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars=no, resizable=yes, fullscreen=no
Example link.
<a href="javascript:mypopup('http://xonium.net','700','500')">Xonium.net in popup</a>