function show( id ) { 
document.getElementById(id).style.display = 'block';
document.getElementById(id).style.visibility = 'visible';
} 

function hide( id ) { 
document.getElementById(id).style.display = 'none'; 
document.getElementById(id).style.visibility = 'hidden';
}

function initmenu()
{
v_lang=getCookie('language_woodtli');
hide('menuDE');
hide('menuFR');
hide('contactDE');
hide('contactFR');
hide('mainDE');
hide('mainFR');
menu="menu"+v_lang
show(menu);
menu="contact"+v_lang
show(menu);
menu="main"+v_lang
show(menu);
}