function clearForm(formIdent)
{
  var form, elements, i, elm;
  form = document.getElementById
          ? document.getElementById(formIdent)
          : document.forms[formIdent];


    elements = form.elements;
    for (i = 0,elm; elm = elements[i++];)
    {
      if (elm.type == "text")
      {
        elm.value = '';
        elm.defaultValue = '';
      }
      if (elm.tagName == 'select'){
          elm.value=null;
          elm.defaultValue=null;
      }
    }
}