function change61()
{
	document.getElementById("menu_6_1").src="./images/structure/menu/6_1.jpg";
}

function change61back()
{
	document.getElementById("menu_6_1").src="./images/structure/menu/6_1_on.jpg";
}

function change62()
{
	document.getElementById("menu_6_2").src="./images/structure/menu/6_2.jpg";
}

function change62back()
{
	document.getElementById("menu_6_2").src="./images/structure/menu/6_2_on.jpg";
}

function change63()
{
	document.getElementById("menu_6_3").src="./images/structure/menu/6_3.jpg";
}

function change63back()
{
	document.getElementById("menu_6_3").src="./images/structure/menu/6_3_on.jpg";
}

function change64()
{
	document.getElementById("menu_6_4").src="./images/structure/menu/6_4.jpg";
}

function change64back()
{
	document.getElementById("menu_6_4").src="./images/structure/menu/6_4_on.jpg";
}

function change65()
{
	document.getElementById("menu_6_5").src="./images/structure/menu/6_5.jpg";
}

function change65back()
{
	document.getElementById("menu_6_5").src="./images/structure/menu/6_5_on.jpg";
}

function change66()
{
	document.getElementById("menu_6_6").src="./images/structure/menu/6_6.jpg";
}

function change66back()
{
	document.getElementById("menu_6_6").src="./images/structure/menu/6_6_on.jpg";
}

function change67()
{
	document.getElementById("menu_6_7").src="./images/structure/menu/6_7.jpg";
}

function change67back()
{
	document.getElementById("menu_6_7").src="./images/structure/menu/6_7_on.jpg";
}