// item deletion
string deleteID = Request["delete"];
try
{
	if (deleteID != null)
		list.Items.DeleteItemById(Convert.ToInt32(deleteID));
}
catch(Exception ex)
{
	Ex += "An error occurred:<br />" + ex.Message.Replace("\n", "<br />") + "<br /><br />Stack trace:<br />" + ex.StackTrace.Replace("\n", "<br />");
}