Want to unlock (or relock) all of the levels when playing Angry Birds in your favorite browser? Then use the following bits of code by pasting them into the Address Bar while the game is open and hit Enter.

Unlock the Levels

javascript: var i = 0; while (i<=69) { localStorage.setItem(‘level_star_’+i,’3′); i++; } window.location.reload();

Lock the Levels

javascript: var i = 0; while (i<=69) { localStorage.setItem(‘level_star_’+i,’-1′); i++; } window.location.reload();

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