code: function(show) {
        // IE 6 only
        if (!!YAHOO.env.ua.ie && YAHOO.env.ua.ie < 7) {
           var method = !!show ? YAHOO.util.Dom.removeClass : YAHOO.util.Dom.addClass;
           var that = this;
           YAHOO.util.Dom.getElementsBy(
              function() {return true;},
              "select",
              this.divEl,
              function(el) {method.call(that,el,"inputEx-hidden");}
           );
        }
     }
docs: /*
  Method to hide selects in IE 6 when masking the form (else they would appear over the mask)