$(document).ready( function(){
	$('#form_make').change( function(){
		x = 1;
		$.ajax( {
			type: "POST",
			url: "/vehicle/find_by_manufacturer",
			data: {
				id: $(this).val()
			},
			success: function( data ){
				$('#form_model').html( data );
			}
		});
	});

});