// JavaScript Document
function showNav(imgID, imgUrl)
{
	var object;
	object = document.getElementById(imgID);
	object.src = imgUrl;
}


function clik(id)
{
	if (id == "default1")
	{
		document.getElementById("default1").src = "images/index_ztb.jpg";
		document.getElementById("default2").src = "images/index_gg.jpg";
		document.getElementById("defaultdiv1").style.display = "";
		document.getElementById("defaultdiv2").style.display = "none";
	}
	
	if (id == "default2")
	{
		document.getElementById("default1").src = "images/index_zt.jpg";
		document.getElementById("default2").src = "images/index_ggb.jpg";
		document.getElementById("defaultdiv2").style.display = "";
		document.getElementById("defaultdiv1").style.display = "none";
	}
}

function showMenu(id)
{
	var objMenu = document.getElementById("menu" + id);
	objMenu.style.visibility = "visible";
}

function hiddMenu(id)
{
	var objMenu = document.getElementById("menu" + id);
	objMenu.style.visibility = "hidden";
}