function findList() {
	var i
	var listLink = document.getElementsByTagName('a');
	var thisClass = "Expander";
	var selecterClass = "Selection";
	for(i=0;i < listLink.length;i++)	{
		
		if (listLink[i].className==thisClass) {
			listLink[i].href="javascript:void(0)";
			listLink[i].onclick=function(){ expander(this); return false; };
		} 
		
	}
}


function expander (object) {
	var liExpander = object.parentNode;
	/*var spanClass = object.firstChild;*/
	var spanClass = object.getElementsByTagName('span');
	if (liExpander.className == "expand") {
		liExpander.className = "collaspe";
		spanClass[0].className = "plus"; 
	} else {
		liExpander.className = "expand";
		spanClass[0].className = "minus";
	}
	return false;
	
}


window.onload=function(){
 findList();
}