function newwin(targetUrl,width,height) {
var win_params="width="+width+",height="+height+",status=no,scrollbars=yes,directories=no,location=no,menubar=yes,toolbar=no,resizable=yes,screenX=200,screenY=5,left=200,top=5";
var win=window.open("", "popwin", win_params, true);
   win.location = targetUrl;
   var browser = navigator.appName;
           win.focus();
   }