protected void ddlProductDiv_SelectedIndexChanged(object sender, EventArgs e)
    {
        ShowHideFrames();
        DataSet dsTemp = (DataSet)ViewState["ds"];

        if (ddlProductDiv.SelectedIndex != 0)
        {
            btnSubmit.CausesValidation = true;
        }
        else
        {
            if (dsTemp.Tables[0].Rows.Count > 0)
            {
                btnSubmit.CausesValidation = false;
            }
            else
            {
                btnSubmit.CausesValidation = true;
            }
        }
        // Changed by Mukesh to break the large product line
        objCommonClass.BindProductLineForCPWebForm(ddlProductLine, int.Parse(ddlProductDiv.SelectedValue.ToString()));
    }