Trollface Quest 2

my game haves a black screen!! :(

LVL 1: click the keyhole of the cage bottom middle.
LVL 2: click all stars on the sign. then click on the hero.
LVL 3: click on hero's eyes. click camera.
LVL 4: click on hero. click on moon as cloud appears.
LVL 5: click on bottom of curtain on the right. click on knob that appears.
LVL 6: click on the small bump near the chair leg on the roof.
LVL 7: click on the two knobs on the side of the machine to make it go ahead at a fast speed. click on the moving part of the conveyer belt.
LVL 8: click on the moon, the bird and the frog once. click on the bait.
LVL 9: drag the hero down.
LVL 10: match all cards. In the end, click the troll face card and click on hero's face.
LVL 11: click on the bottom end of the toffee.
LVL 12: click on the hero as soon as he appears.
LVL 13: click on the black area inside the sharks mouth. Click on the hero.
LVL 14:click on the raised part somewhere on the middle top of the digital clock. click again.

LVL 15: click on the thermometer.when hero is normal, click on door.
LVL 16: click inside troll's right nostril.
LVL 17: drag the hero down.
LVL 18: click on manual. keep clicking on the middle of each bar until you get a troll combo.
LVL 19: click on any one of the glasses twice. then click on the bottle with the bird pic on it.
LVL 20: click on hero's eyes.

If your stuck, use TAB

music is amazing wheres it from