//  onClick="formReset(this.form)"
   function formReset(aForm) {
      for (i = 0; i <= aForm.elements.length-1; i++) {
         //alert(aForm.elements[i].type);
         switch (aForm.elements[i].type) {
           case "checkbox":
             aForm.elements[i].checked = false;         
             break;
           case "select-one":
             aForm.elements[i].selectedIndex = 0;
             break;
           case "select-multiple":
             aForm.elements[i].selectedIndex = -1;
             break;
           case "text":
             aForm.elements[i].value = '';
             break;
           case "textarea":
             aForm.elements[i].value = '';
             break;
         }
      }
   }