$(document).ready(function(){ 
	mstCombo.defMakerText  = 'メーカーを選択';
	mstCombo.defShashuText = '車種を選択';
	mstCombo.init('top'); 
	$('#mkSel').change(function(){
		mstCombo.selChange(this.value);
	});
	$('#ctSel').change(function(){
		$('#ct').val(this.value);
	});
	$('#submitbt').click(function(f){
		var url = $('#form1').attr('action');
		if($('#ar').val() == "") {
			//$('#arError').toggle();
			$('#arError').show();
			return false;
		}
		else {
			url = url + 'a' + $('#ar').val() + '/';
		}
		var delim = '?';
		if($('#mk').val() != "") {
			url = url + delim + 'mk=' + $('#mk').val();
			delim = '&';
		}
		if($('#ct').val() != "") {
			url = url + delim + 'ct=' + $('#ct').val();
			delim = '&';
		}
		location.href = url;
		return false;
	});
});