// unobtrusive collapsible menu
// copyright Stephen Chapman http://javascript.about.com
// 17th May 2008
//
// you may use this script on your site provided that
// the copyright notice is retained unaltered.
function toggleMenu(objID) 
	{if (!document.getElementById) return; var ob = document.getElementById(objID).nextSibling; 
		ob = ob.style ? ob.style : ob.nextSibling.style; 
		ob.display = (ob.display == 'block')?'none': 'block';} var i = 1; 
	while(document.getElementById('menu'+i)) {document.getElementById('menu'+i).onclick= new Function("toggleMenu('menu"+i+"')"); i++;}