/*导航js*/
function divover(obj){
	//alert(obj);
	obj.style.background='url(images/nav_button.jpg) no-repeat';
	obj.className="divhover";
	
}
function divout(obj){
	//alert(obj);
	obj.style.background='';
	obj.className="";
}

/*左边导航js*/
function divover2(obj){
	//alert(obj);
	obj.style.background='url(images/leftmap.jpg) no-repeat';
	obj.className="divhover2";
	
}
function divout2(obj){
	//alert(obj);
	obj.style.background='';
	obj.className="";
}