s="form-group">
		<div class="col-sm-offset-2 col-sm-10">
			<button class="btn btn-success btn-next" disabled>
			下一步
			<i class="ace-icon fa fa-arrow-right icon-on-right"></i>
			</button>
		</div>
	</div>
</form>

<script>
$(function() {
	$(":input[name='project_id']").change(function () {
		if ($("select option:selected").val() != "") {
			$(".btn-next").attr('disabled', false);
		} else {
			$(".btn-next").attr('disabled', true);
		}
	});
	
});
</script>
