var layer3 = null;
var layer4 = null;
function showClassifyLayer3(parentId){
	var obj = document.getElementById("classifyLayer3_"+parentId);
	if(obj!=null){
	if(layer3!=null&&layer3.style.display!="none"&&layer3!=obj){
		layer3.style.display="none";
	}
		if(obj.style.display!="none"){
 			obj.style.display = "none";
 				} else{
 				obj.style.display = "block";
 				layer3 = obj;
 				}
		obj.height=obj.offsetHeight+1+"px";
	}
}
function showClassifyLayer4(parentId){
	var obj = document.getElementById("classifyLayer4_"+parentId);

	if(obj!=null){
	if(layer4!=null&&layer4.style.display!="none"&&layer4!=obj){
		layer4.style.display="none";
	}
		if(obj.style.display!="none"){
 			obj.style.display = "none";
 				} else{
 				obj.style.display = "block";
 				layer4 = obj;
 				}
		obj.height=obj.offsetHeight+1+"px";
	}
}
var selectClassify=0;
function setSelectClassify(id){
	var obj = document.getElementById("class"+selectClassify);
	if(obj!=null){
		obj.style.color = "#333333";
	}
	 obj = document.getElementById("class"+id);
	if(obj!=null){
		obj.style.color = "#0066CC";
		selectClassify = id; 
	}
}