function popupc(URL,w,h,s){var l= Math.floor((screen.width-w)/2);var t = Math.floor((screen.height-h)/2);window.open(URL,"","width=" + w + ",height=" + h + ",top=" + t + ",left=" + l+ 'toolbar=0,scrollbars='+(s?'yes':'no')+',location=no,statusbar=no,menubar=no,resizable=no');}