// JavaScript Document
<script>
var activeMenuParent = null; 
function setDisplay ( parent, display ) { 
 if ( ! parent ) return; // parent not set, do nothing 

 var els = parent.getElementsByTagName ( 'dd' ); 
 for ( var i = 0 ; i < els.length; i ++ ) 
   els[i].style.display = display; 

} 

function hideMenu ( parent ) { 
 setDisplay ( parent, 'none' ); 
} 

function showMenu ( link ) { 
 hideMenu ( activeMenuParent ); // hide menu if showing 
 var parent = link.parentNode.parentNode; // a, dt, dl 
 setDisplay ( parent, 'block' ); 
 this.activeMenuParent = parent; 
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
</script>