//更新票据的信息
protected void Button3_Click(object sender, EventArgs e)
{
CommTable comm1 = new CommTable("CW_ShouKuan");
Hashtable ht = new Hashtable();
ht["bill"] = this.bill.Text;
ht["remark"] = this.remark.Text;
List <SearchField> condition = new List <SearchField>();
condition.Add(new SearchField("id", Request.QueryString["id"], SearchFieldType.数值型));
comm1.EditData(condition, ht);
comm1.Close();
Util.alert(this.Page, "提示：更新票据信息成功！");
}