function OnStart()
{
  lay = app.CreateLayout( "linear", "VCenter,FillXY" );  
  img = app.CreateImage( "/Sys/Img/Droid2.png" );
  img.SetLineWidth( 2 );
  img.DrawLine( 0,0,1,1 );
  lay.AddChild( img );
  
  app.AddLayout( lay );
  // High quality jpeg
  img.Save( "/sdcard/test95.jpg",95 );
  // Low quality jpeg
  img.Save( "/sdcard/test05.jpg",5 );
  // png ignores quality
  img.Save( "/sdcard/test.png" );
}