function OnCategoryChange(messageChargement)
{	
	var optionAttente = document.createElement("OPTION");

	// SaveCurValue();
	document.getElementById("vehicle_type").value = -1;
	document.getElementById("vehicle_type").options.length = 0;

	optionAttente.text  = messageChargement + "...";
    optionAttente.value = "-1";
        
    document.getElementById("vehicle_type").options[0] = optionAttente;
		
    LoadSubCat("frmDataAdvanced");
}

function LoadSubCat(leFormulaire)
{
	//document.getElementById(leFormulaire).submit();
	var CategorieSelectionnee = document.getElementById("make").value;
	// alert(CategorieSelectionnee);
		
	var url = 'recherche-sub_categories.php';
	var pars = 'cat=' + CategorieSelectionnee;
	var target = 'divSubCats';	
	var myAjax = new Ajax.Updater(target, url, {method: 'get', parameters: pars});
}