// changeMenu() on page ann.php (add announce)
function display_on(name_div)
{
	document.getElementById(name_div).style.display = "";
}

function changeMenu()
{	
	var cat_id = document.getElementById("category_id").value;
	
	// array de tout les ID supplementaires
	var ArrayMenu = new Array();
	ArrayMenu[0] = "IMMO_venteimmo_location";
	ArrayMenu[1] = "IMMO_colocation";
	ArrayMenu[2] = "IMMO_locationvacances";
	ArrayMenu[3] = "IMMO_bueauxcommerces";
	ArrayMenu[4] = "AM_annee_km";
	ArrayMenu[5] = "AM_carburant_bvitesse";
	ArrayMenu[6] = "AM_cm3";
	
	// On les display:none tous
	var i=0;
	for(i=0; i<ArrayMenu.length; i++){
	document.getElementById(ArrayMenu[i]).style.display = "none";
	}
		
	// On affiche seulement ce qu'il faut
	switch(cat_id)
	{
	// immobilier		
	case "10": display_on("IMMO_venteimmo_location"); 	break;
	case "11": display_on("IMMO_venteimmo_location"); 	break;
	case "12": display_on("IMMO_colocation"); 			break;
	case "13": display_on("IMMO_locationvacances"); 	break;
	case "14": display_on("IMMO_bueauxcommerces"); 		break;
	
	// automoto
	case "3": display_on("AM_annee_km"); display_on("AM_carburant_bvitesse"); display_on("AM_annee"); break;
	case "4": display_on("AM_annee_km"); display_on("AM_cm3"); display_on("AM_annee"); break;	
	}
}