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Enumerable={each:function(A){var C=0;try{this._each(function(D){A(D,C++)})}catch(B){if(B!=$break){throw B}}return this},eachSlice:function(B,A){var E=-B,C=[],D=this.toArray();while((E+=B)<D.length){C.push(D.slice(E,E+B))}return C.map(A)},all:function(B){var A=true;this.each(function(D,C){A=A&&!!(B||Prototype.K)(D,C);if(!A){throw $break}});return A},any:function(B){var A=false;this.each(function(D,C){if(A=!!(B||Prototype.K)(D,C)){throw $break}});return A},collect:function(B){var A=[];this.each(function(D,C){A.push((B||Prototype.K)(D,C))});return A},detect:function(B){var A;this.each(function(D,C){if(B(D,C)){A=D;throw $break}});return A},findAll:function(B){var A=[];this.each(function(D,C){if(B(D,C)){A.push(D)}});return A},grep:function(C,B){var A=[];this.each(function(E,D){var F=E.toString();if(F.match(C)){A.push((B||Prototype.K)(E,D))}});return A},include:function(A){var B=false;this.each(function(C){if(C==A){B=true;throw $break}});return 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C=B.clientHeight;H.display=E;H.position=F;H.visibility=G;return{width:D,height:C}},makePositioned:function(B){B=$(B);var A=Element.getStyle(B,"position");if(A=="static"||!A){B._madePositioned=true;B.style.position="relative";if(window.opera){B.style.top=0;B.style.left=0}}return B},undoPositioned:function(A){A=$(A);if(A._madePositioned){A._madePositioned=undefined;A.style.position=A.style.top=A.style.left=A.style.bottom=A.style.right=""}return A},makeClipping:function(A){A=$(A);if(A._overflow){return A}A._overflow=A.style.overflow||"auto";if((Element.getStyle(A,"overflow")||"visible")!="hidden"){A.style.overflow="hidden"}return A},undoClipping:function(A){A=$(A);if(!A._overflow){return A}A.style.overflow=A._overflow=="auto"?"":A._overflow;A._overflow=null;return 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