// JavaScript Document

function load_combo_data(url,ele,text,value,query){
	
	document.getElementById(ele).innerHTML = "";
		var req = new Request({method: 'GET',
									data:query, 
									url: url,
									onSuccess: function(result){
										var jObj = JSON.decode(result);
										
										for(var i=0;i<jObj.length;i++){
											var elem = document.createElement("option");
											elem.value = jObj[i][value];
											elem.innerHTML = jObj[i][text];
											
											document.getElementById(ele).appendChild(elem);
											
										}
										
									}});
		req.send();
}



function load_region(){
	load_combo_data('/stock/ajax/contractors.php','contractor','contractor_txt','contractor_id','id='+document.getElementById('reigon').value);
	load_combo_data('/stock/ajax/depots.php','depot','depot_txt','depot_id','id='+document.getElementById('reigon').value);
	load_combo_data('/stock/ajax/coupes.php','coupe','coupe_txt','coupe_id','id='+document.getElementById('reigon').value);
}