function searchvalidation(searchform)
      {
        sval = searchform.keywords.value;
        if (sval == "")
          {
            alert("Keywords Can Not Be Blank");
            searchform.keywords.focus();
            return false;
          }
        if (sval == "Enter Keywords!")
          {
            alert("Invalid Keywords!");
            searchform.keywords.value = '';
            searchform.keywords.focus();
            return false;
          }
        return true;
      }
    function msclick(keywords)
      {
        if(keywords.value != '')
          {
            keywords.value = '';
          }
      }
    function msblur(keywords)
      {
        if(keywords.value == '')
          {
            keywords.value = "Enter Keywords!";
          }
      }