function showDiv(myObj){
	var showObj=myObj.parentNode.getElementsByTagName("ul")[0];
	if(showObj.className=="dis"){
		showObj.className="undis";
		myObj.className="nodeClosed";
	}else{
		showObj.className="dis";
		myObj.className="nodeOpen";
	}
}
function ccolor(v,had){
	if(had=='over'){
		v.style.background="#E9F3FC";
	}else{
		v.style.background="none";
	}
}
function cplay()
{
	var o,c1,c2;
	o = $(arguments[0]);num=arguments[1];c1=arguments[2];c2=arguments[3];
	var f = o.childNodes;
	for(i=0;i<f.length;i++)
	{	
		if(i == num)
		{
			f[i].className = c1;
		}
		else
		{
			f[i].className = c2;
		}
	}
}