function menu_state(divName, val) {
     if (val) {
         if (this.IEold) {
              eval(divName+'.style.visibility="visible"');
          } else if(this.NNold) {
              eval('document.'+divName+'.visibility="show"');
          } else if (this.NNnew) {
              document.getElementById(divName).style.visibility="visible";
          } else if (this.IEnew) {
              document.getElementById(divName).style.visibility="visible";
          } else {
              document.getElementById(divName).style.visibility="visible";
          }
     } else {
          if(this.IEold) eval(divName+'.style.visibility="hidden"');
          else if(this.NNold) eval('document.'+divName+'.visibility="hide"');
          else if(this.NNnew || this.IEnew) document.getElementById(divName).style.visibility="hidden";
          else document.getElementById(divName).style.visibility="hidden";
     }
//     alert(document.getElementById(divName).style.visibility);
}