protected void gvProductDetails_RowDeleting(object sender, GridViewDeleteEventArgs e)
        {

            Int32 rIdx;
            Int32 iKID = 0;
            //Set the edit index.
            rIdx = e.RowIndex;
            if (!gvProductDetails.DataKeys[rIdx].Values[0].ToString().Equals(String.Empty))
                iKID = Convert.ToInt32(gvProductDetails.DataKeys[rIdx].Values[0].ToString());               

        }
        protected void gvMessages_RowEditing(object sender, GridViewEditEventArgs e)
        {
            //Set the edit index.
            gvMessages.EditIndex = e.NewEditIndex;
            //Bind data to the GridView control.
            //BindData();

        }

        protected void gvMessages_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
        {
            //Reset the edit index.
            gvMessages.EditIndex = -1;
            //Bind data to the GridView control.
            // BindData();

        }

        protected void gvMessages_RowUpdating(object sender, GridViewUpdateEventArgs e)
        {

            Int32 iKID = 0;
            if (!gvMessages.DataKeys[e.RowIndex].Values[0].ToString().Equals(String.Empty))
                iKID =(Int32)gvMessages.DataKeys[e.RowIndex].Values[0];   

            ////Update the values.

            //Reset the edit index.
            gvMessages.EditIndex = -1;

            //Bind data to the GridView control.

        }