function showObject(obj)
{
	if(obj.className == "hidden") obj.className = "visible"
	else obj.className = "hidden"
}

function changeObject(obj1, obj2) { showObject(obj1); showObject(obj2); }

function animMenu(obj)
{
	if(obj.className == 'menu_lf') obj.className = 'menu_lf1'
	else if(obj.className == 'menu_lf1') obj.className = 'menu_lf'
	else if(obj.className == 'menu_up') obj.className = 'menu_up1'
	else if(obj.className == 'menu_up1') obj.className = 'menu_up'
	else if(obj.className == 'submenu_lf') obj.className = 'submenu_lf1'
	else if(obj.className == 'submenu_lf1') obj.className = 'submenu_lf'
}