private void handleLoad( object sender, EventArgs e )
        {
            // when folders defined..
            if( userSettings.imagePath.Length > 0 )
            {
                // set step size
                progressBar.Step = ( int )100 / userSettings.imagePath.Length;

                // go through directories
                for( int i = 0; i < userSettings.imagePath.Length; i++ )
                {
                    // perform step
                    progressBar.PerformStep();
                }
            }
            else progressBar.Increment( 100 );

            // load main ui
            Application.Run( new Desktop( userSettings ) );
        }