// JavaScript Document

function navActiveBlock( key )
{
	
	document.getElementById('menu'+key).className = 'menu'+key+'_over'; 
	document.getElementById('liens'+key).style.visibility = 'visible';	
	
}


function navInactiveBlock( key )
{
	
	document.getElementById('menu'+key).className = 'menu'+key;
	document.getElementById('liens'+key).style.visibility = 'hidden';	
	
}