function VerifIdentification()
{
	if (document.forms["fidentification"].login.value=="" || document.forms["fidentification"].login.value=="Username")
	{
		alert("Please specify your username.");
		return false;
	}
	if (document.forms["fidentification"].password.value=="" || document.forms["fidentification"].password.value=="password")
	{
		alert("Please specify your password.");
		return false;
	}
	
	return true;
}

function Focus_in2_id(id)
{
	if (document.forms["fidentification"].login.value =="")
	   document.forms["fidentification"].login.value = "Username";
	if (document.forms["fidentification"].password.value =="")
	   document.forms["fidentification"].password.value = "password";
	
	   
	if (id=="login" && document.forms["fidentification"].login.value == "Username")
	      { document.forms["fidentification"].login.value = "";             }
	if (id=="password" && document.forms["fidentification"].password.value == "password")
	      { document.forms["fidentification"].password.value = "";             }	
	
}

function Focus_in2_recherche(id)
{
	
	if (document.forms["frecherche"].reference.value =="")
	   document.forms["frecherche"].reference.value = "Reference";
	if (document.forms["frecherche"].nom.value =="")
	   document.forms["frecherche"].nom.value = "Name";
	
	   
	if (id=="reference" && document.forms["frecherche"].reference.value == "Reference")
	      { document.forms["frecherche"].reference.value = "";             }
	if (id=="nom" && document.forms["frecherche"].nom.value == "Name")
	      { document.forms["frecherche"].nom.value = "";             }	
}

function montreFamille(cpt, taille) {
	var fleche = document.getElementById('menu_fleche_'+cpt);
	var ss_menu = document.getElementById('ss_menu_'+cpt);
	for (var i = 0; i < taille; i++) {
		if((tmp = document.getElementById('menu_fleche_'+i)) && tmp.style.display != 'none') {tmp.style.display = 'none';}
		if((tmp = document.getElementById('nomFamille_'+i)) && tmp.style.color != '#0E2B8D') {tmp.style.color = '#0E2B8D';}
		if((tmp = document.getElementById('ss_menu_'+i)) && tmp.style.display != 'none') {tmp.style.display = 'none';}
	}
	fleche.style.display='block';
	ss_menu.style.display='block';
}

function cache(id) {
	var o = document.getElementById(id);
	o.style.display = 'none';
}

function cache(id) {
	var o = document.getElementById(id);
	o.style.display='none';
}

/* Fonction qui vérifie les champs de recherche */
function VerifRecherche() {
	var f = document.forms["frecherche"];
	if((f.reference.value == "" || f.reference.value == "Reference")
	     && (f.nom.value == "" || f.nom.value == "Name")) {
		alert("You must fill at least one field.");
		return false;
	}
	nom = f.nom.value;
	if(f.nom.value != "" && f.nom.value != "Name" && nom.length < 2) {
		alert("The \"Name\" field must contain a string of at least 2 characters if you want to use it.");
		return false;
	}
	if(f.reference.value == "Reference") {f.reference.value = "";}
	if(f.nom.value == "Name") {f.nom.value = "";}
	return true;
}