function PopupWindow(url) { var width=1010; var height=660; var rsk=Math.round((Math.random()*9999)+99); var top=Math.round((screen.height-height)/2); var left=Math.round((screen.width-width)/2); var pwindow=this.open(url, "zb"+rsk, "top="+top+",left="+left+",width="+width+",height="+height+",buttons=no,scrollbars=yes,location=no,menubar=no,resizable=no,status=no,directories=no,toolbar=no"); pwindow.focus(); }