function init_(){
var CacheTexte_FILTRE = new Object();
var texte_FILTRE = new Object();
if ($('bt_FILTRE')) $('bt_FILTRE').replace('<a class="bt" id="bt_FILTRE">' + $('bt_FILTRE').innerHTML + '</a>');
CacheTexte_FILTRE['label_FILTRE_construct_mini']=$('label_FILTRE_construct_mini').innerHTML;
CacheTexte_FILTRE['label_FILTRE_price_mini']=$('label_FILTRE_price_mini').innerHTML;
CacheTexte_FILTRE['label_FILTRE_price_maxi']=$('label_FILTRE_price_maxi').innerHTML;
//submit
Event.observe($('bt_FILTRE'),'click',function(){
var isValid = true;
var tx = [];
	var expr=new RegExp("^[0-9]{0,}$");
	if (!expr.test($F('FILTRE_construct_mini'))){
		isValid = false;
		tx['label_FILTRE_construct_mini'] = true;
		texte_FILTRE['label_FILTRE_construct_mini'] = '<span class="alert">Valeur invalide</span>';
	}
	var expr=new RegExp("(^[0-9]{0,}$)");
	if (!expr.test($F('FILTRE_price_mini'))){
		isValid = false;
		tx['label_FILTRE_price_mini'] = true;
		texte_FILTRE['label_FILTRE_price_mini'] = '<span class="alert">Valeur invalide </span>';
	}
	var expr=new RegExp("^[0-9]{0,}$");
	if (!expr.test($F('FILTRE_price_maxi'))){
		isValid = false;
		tx['label_FILTRE_price_maxi'] = true;
		texte_FILTRE['label_FILTRE_price_maxi'] = '<span class="alert">Valeur invalide</span>';
	}
for (key in texte_FILTRE){
	if($(key)){
 		$(key).update(CacheTexte_FILTRE[key] + texte_FILTRE[key]);
	}
	if (typeof (tx[key]) != 'undefined') texte_FILTRE[key]='';
}
if (isValid) {
$('FILTRE').submit();
}else{
new Fx.Scroll().scrollTo('FILTRE');
}
});//fin
}