function makeNewWindow(url,name,winW,winH) {
  if (!(winH)) { winH = (screen.availHeight) ? screen.availHeight - 300 : 400; }
  if (!(winW)) { winW = (screen.availWidth) ? screen.availWidth - 200 : 600; }
  var options = "resizable,titlebar,scrollbars,location,menubar,personalbar,status,toolbar,height=" + winH + ",width=" + winW;
  if (name == "Email") {
    options = "resizable,titlebar,scrollbars,height=" + winH + ",width=" + winW; 
  }
  var newWindow = window.open("", name, options);
 if (newWindow.focus) { newWindow.focus(); }
 newWindow.location = url;
}