void BeginAddMode()
{
ViewState.Remove(CMSViewStateManager.PageID);
pnlPageItem.Visible = true;
txtDescription.Text = string.Empty;
txtKeyword.Text = string.Empty;
txtName.Text = string.Empty;
txtSEOName.Text = string.Empty;
txtTitle.Text = string.Empty;
cddPageType.SelectedValue = cddPageType.PromptValue;
cddTemplate.SelectedValue = cddTemplate.PromptValue;
btnSave.Visible = true;
btnUpdate.Visible = false;
pnlPageItem.DefaultButton = btnSave.ID;
}
#endregion