private void BindData()
{
DateTime dt1 = DateTime.Parse(Request.QueryString["dt1"]);
DateTime dt2 = DateTime.Parse(Request.QueryString["dt2"]);
int kind = int.Parse(Request.QueryString["kind"]);
string zeren = Request.QueryString["zeren"];
string depart = Request.QueryString["depart"];
string searchtype = Request.QueryString["searchtype"];
U_ZCBU zc1 = new U_ZCBU();
DataSet ds = null;
ds = zc1.GetDCZclist(dt1, dt2, kind, zeren, depart, searchtype);
this.GridView1.DataSource = ds;
this.GridView1.DataBind();
}