function show(div, content) {
    document.getElementById(div).innerHTML = content;
    document.getElementById(div).style.display = 'block';
}
function hide(div) {
    document.getElementById(div).innerHTML = '';
    document.getElementById(div).style.display = 'none';
}
var rules =new Array();
	rules[0]='lastname:Noms|required';
	rules[1]='lastname:Nom|alphabetic';
	rules[2]='firstname:Prénoms|required';
	rules[3]='firstname:Prénoms|alphaspace';
        rules[4]='email:Email|required';
	rules[5]='email:Email Address|email';
	rules[6]='category: Votre Catégorie|required';
	rules[7]='enquiry:Message de renseignement|required';