function search() {
  Form = document.Search;
  if(Form.Search.value == "") {
    alert("Bitte geben Sie einen Suchbegriff ein!");
    Form.Search.focus();
    return false;
  }
  MyQuery = "*" + Form.Search.value + "*";
  MyQuery = "../Docs/Search?OpenDocument&Query=" + MyQuery.replace(/ /, "+");
  win = window.open(MyQuery, "Search", "width=500,height=480,top=50,left=474,scrollbars=yes");
  win.focus();
 
  return false;
}