// JavaScript Document
$(document).ready(function() {
	$("#SMarca").change(function() {
		if($(this).val() != 0) {
		$.ajax({
			type: "POST",
			url: "libraries/cadastro.php",
			data: "MID=" + $(this).val(),
			success: function(msg){
				$("#Modelo").html(msg);
			}
		});
		}
		else
		{
			$("#SModelo").attr("disabled","disabled");
		}
	});
});