var currentTag = 1;
function thirdtag(obj,id){	
{
	selectMenu(obj);
	for (var i =1,j; j=document.getElementById("tag_content_"+i); i++){
		j.style.display="none";
	}
	document.getElementById("tag_content_"+id).style.display="block";
	currentTag++;
	if (currentTag>3)
	currentTag=1;
}
}
function selectMenu(obj){
	var lia = document.getElementById("menulist1").getElementsByTagName("li");
	var lialen = lia.length;
	for(i=0; i<lialen; i++){
		if(lia[i].getElementsByTagName("a")[0].className=="curMenu")
		lia[i].getElementsByTagName("a")[0].className = "";
	}
	obj.className = "curMenu";
	
}

var currentTagtwo = 1;

function fourtag(obj,id){	
{
	selectMenu2(obj);
	for (var i =1,j; j=document.getElementById("tag_content_2"+i); i++){
		j.style.display="none";
	}
	document.getElementById("tag_content_2"+id).style.display="block";
	currentTagtwo++;
	if (currentTagtwo>3)
	currentTagtwo=1;
}
}
function selectMenu2(obj){
	var lia2 = document.getElementById("menulist2").getElementsByTagName("li");
	var lialen2 = lia2.length;
	for(i=0; i<lialen2; i++){
		if(lia2[i].getElementsByTagName("a")[0].className=="curMenu")
		lia2[i].getElementsByTagName("a")[0].className = "";
	}
	obj.className = "curMenu";
}

var currentTagthree = 1;

function eighttag(obj,id){	
{
	selectMenu3(obj);
	for (var i =1,j; j=document.getElementById("tag_content_3"+i); i++){
		j.style.display="none";
	}
	document.getElementById("tag_content_3"+id).style.display="block";
	currentTagthree++;
	if (currentTagthree>3)
	currentTagthree=1;
}
}
function selectMenu3(obj){
	var lia3 = document.getElementById("menulist3").getElementsByTagName("li");
	var lialen3 = lia3.length;
	for(i=0; i<lialen3; i++){
		if(lia3[i].getElementsByTagName("a")[0].className=="curMenu1")
		lia3[i].getElementsByTagName("a")[0].className = "";
	}
	obj.className = "curMenu1";
}