if you want to change the progress indicator(small one), you need to make those all 8 icon compile to this wmProgressIndicator(see attch example, use photoshop) and put it inside /opt/usr/share/themes/[your theme name]/images if you want to change the loading icon(example at media player,the bigger one), put it inside usr/share/icons/hicolor/scalable/hildon you can try use the yinyang attached. p/s: if you don't know how to complile yinyang to wm file, let me know. i try to spend some time for you.