var arr2 = ['没有我要的车型怎么办？','团购服务收费吗？','外地朋友可以参加团购吗？','扬州车网汽车团购流程是什么',''];
	var dc2 = new dhCombobox();
	dc2.callbackName = "dc2";
	dc2.datasource = arr2;
	dc2.targetObj = document.getElementById("show2");
	dc2.w = 300;
	dc2.h = 200;
	dc2.setup();