protected void btnDeleteWatermark_Click(object sender, EventArgs e)
{
if (File.Exists(HttpContext.Current.Server.MapPath("~\\Modules\\" + _moduleName + "\\" + ModuleSettingsProvider.GetSettingValue <string>("WatermarkImage", _moduleName))))
{
File.Delete(HttpContext.Current.Server.MapPath("~\\Modules\\" + _moduleName + "\\" + ModuleSettingsProvider.GetSettingValue <string>("WatermarkImage", _moduleName)));
}
ModuleSettingsProvider.RemoveSqlSetting("WatermarkImage", _moduleName);
pnlWatermarkImage.Visible = false;
}