public void RandomVhost(string Name)
{
var db = SchumixBase.DManager.QueryFirstRow("SELECT 1 FROM notes_users WHERE Name = '{0}' And ServerName = '{1}'", sUtilities.SqlEscape(Name.ToLower()), _servername);
if(!db.IsNull())
SchumixBase.DManager.Update("notes_users", string.Format("Vhost = '{0}'", sUtilities.GetRandomString()), string.Format("Name = '{0}' And ServerName = '{1}'", sUtilities.SqlEscape(Name.ToLower()), _servername));
}