function navOver1()
{
	var about = document.getElementById("nav1");
	var about2 = document.getElementById("nav_2_about");

	about.className = "nav_1_hover_2";
	about2.style.display = "block";
}

/*
function navOver2()
{
	var news = document.getElementById("nav2");
	news.className = "nav_1_hover_2";
}
*/

function navOver3()
{
	var pro = document.getElementById("nav3");
	var pro2 = document.getElementById("nav_2_pro");
	
	pro.className = "nav_1_hover_2";
	pro2.style.display = "block";
}

/*
function navOver4()
{
	var down = document.getElementById("nav4");
	down.className = "nav_1_hover_2";
}

function navOver5()
{
	var message = document.getElementById("nav5");
	message.className = "nav_1_hover_2";
}

function navOver6()
{
	var contact = document.getElementById("nav6");
	contact.className = "nav_1_hover_2";
}
*/

function navOutAbout()
{
	//var about = document.getElementById("nav1");
	//var news = document.getElementById("nav2");
	var pro = document.getElementById("nav3");
	//var down = document.getElementById("nav4");
	//var message = document.getElementById("nav5");
	//var contact = document.getElementById("nav6");

	//var about2 = document.getElementById("nav_2_about");
	var pro2 = document.getElementById("nav_2_pro");

	//about.className = "nav_1_hover_1";
	//news.className = "nav_1_hover_1";
	pro.className = "nav_1_hover_1";
	//down.className = "nav_1_hover_1";
	//message.className = "nav_1_hover_1";
	//contact.className = "nav_1_hover_1";

	//about2.style.display = "none";
	pro2.style.display = "none";
}

function navOutPro()
{
	var about = document.getElementById("nav1");

	var about2 = document.getElementById("nav_2_about");

	about.className = "nav_1_hover_1";

	about2.style.display = "none";
}

function navOut()
{
	var about = document.getElementById("nav1");
	//var news = document.getElementById("nav2");
	var pro = document.getElementById("nav3");
	//var down = document.getElementById("nav4");
	//var message = document.getElementById("nav5");
	//var contact = document.getElementById("nav6");

	var about2 = document.getElementById("nav_2_about");
	var pro2 = document.getElementById("nav_2_pro");

	about.className = "nav_1_hover_1";
	//news.className = "nav_1_hover_1";
	pro.className = "nav_1_hover_1";
	//down.className = "nav_1_hover_1";
	//message.className = "nav_1_hover_1";
	//contact.className = "nav_1_hover_1";

	about2.style.display = "none";
	pro2.style.display = "none";
}