function invisible( targetId ){
if (document.getElementById){
target = document.getElementById( targetId );
	if (target.style.display == ""){
	target.style.display = "none";
	} else {
	target.style.display = "none";
	}
}
}


function toggle_lien( targetId ){
init_lien();
if (document.getElementById){
target = document.getElementById( targetId );
	if (target.style.display == "none"){
	target.style.display = "";
	} else {
	target.style.display = "none";
	}
}
}

function init_lien(){
	invisible ("t_forminit1");
	invisible ("t_forminit2");
	invisible ("t_forminit3");
}