protected void btnAdd_Click(object sender, EventArgs e)
 {
     if (tbxAddproname.Text != "")
     {
         Property     property     = new Property();
         GA           gAdmin       = new GA();
         ThirdClassDm thirdclassdm = new ThirdClassDm();
         thirdclassdm.ThirdClassDmName = this.drpThirdclass.SelectedItem.Text;
         thirdclassdm.ThirdClassDmID   = gAdmin.TcNameGetID(thirdclassdm);
         property.PropertyName         = this.tbxAddproname.Text;
         property.PropertyID           = gAdmin.PoNameGetID(property);
         if (gAdmin.PoIsRepeat(property) == true)                    //判断属性名字是否重复 TRUE为不重复
         {
             if (gAdmin.AddProperty(thirdclassdm, property) == true) //判断添加属性和绑定关系是否成功
             {
                 this.lblCheck.Text = "添加成功!";
                 //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "添加成功" + "');</script>");
             }
             else
             {
                 this.lblCheck.Text = "添加失败!";
                 //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "添加失败" + "');</script>");
             }
         }
         else
         {
             if (gAdmin.IsTcPoComb(property, thirdclassdm) == true)      //判断存不存在绑定关系 TRUE为不存在
             {
                 if (gAdmin.AddTcPoComb(property, thirdclassdm) == true) //判断添加绑定关系是否成功
                 {
                     this.lblCheck.Text = "添加成功";
                     //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "添加成功" + "');</script>");
                 }
                 else
                 {
                     this.lblCheck.Text = "添加失败";
                     //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "添加失败" + "');</script>");
                 }
             }
             else
             {
                 this.lblCheck.Text = "三级类目已经绑定了该属性!";
                 //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "三级类目已经绑定了该属性" + "');</script>");
             }
         }
     }
     else
     {
         this.lblCheck.Text = "添加不能为空!";
         //this.Page.ClientScript.RegisterStartupScript(this.GetType(), "", "<script language='javascript'>alert('" + "添加不能为空" + "');</script>");
     }
 }