window.addEvent('domready', function() {   
    
	var catid = $('catid');
	
	var departementid = $('departementid');
	
	if(catid) {
		
		catid.addEvent('change', function(event) {  
			event.stop();   
			var req = new Request({  
				method: 'get',  
				url: 'ajax/select_subcat.php',
				link: 'chain',
				async: false,
				data: { 'catid' : $("catid").value },  
				onRequest: function() {
					$('select_subcat').set('text', '');	
					$('select_subcat').set('html', 'Chargement...');
				},
				onSuccess: function(html) {
					$('select_subcat').set('text', '');
					$('select_subcat').set('html', html);
				},
				onFailure: function() {
					$('select_subcat').set('text', 'Echec...');
				}	
			}).send();  
		});  
  	
	}//!if(catid)
	
	
	if(departementid) {
		
		departementid.addEvent('change', function(event) {  
			event.stop();
			
			var req = new Request({  
				method: 'get',  
				url: 'ajax/select_commune.php',
				link: 'chain',
				//encoding: 'uft-8',
				async: false,
				data: { 'departementid' : $("departementid").value },  
				onRequest: function() {
					$('select_communes').set('text', '');	
					$('select_communes').set('html', 'Chargement...');
				},
				onSuccess: function(html) {
					$('select_communes').set('text', '');
					$('select_communes').set('html', html);
				},
				onFailure: function() {
					$('select_communes').set('text', 'Echec...');
				}	
			}).send(); 
		});  
  	
	}//!if(departementid)
  
});