CKEditor & JSF + Tomahawk

..i’m getting a “invalid array length” when i press a CKEditor button…  seems like there is a compatibility problem with the prototype library used in Apache MyFaces Tomahawk..

-> exception in:

shift: function() {

461 var result = this[0];
462 for (var i = 0; i < this.length – 1; i++)
463 this[i] […]