// unobtrusive collapsible menu (alt)
// 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 i = 1; 
	while(document.getElementById('menu'+i)) {
		var ob = document.getElementById('menu'+i).nextSibling; 
		ob = ob.style ? ob.style : ob.nextSibling.style; 
		if (objID == 'menu'+i) ob.display = (ob.display == 'block')?'none': 'block'; else ob.display = 'none'; i++;
		}
		} 
		var i = 1; 
		while(document.getElementById('menu'+i)) {
			document.getElementById('menu'+i).onclick= new Function("toggleMenu('menu"+i+"')"); 
			i++;
}