rem: for(var i = 0; i < 4; i++) { var stack = this.stacks[i]; var top = stack.lastChild; 
add: for(var i = 0; i != 4; i++) { var top = this.piles[i].lastChild; 
context:   canMoveToFoundation: function(card, foundation) {    for(var i = 0; i < 4; i++) {      var stack = this.stacks[i];      var top = stack.lastChild;      if(top==card) top = top.previousSibling; // only relevant when |card| was middle-clicked      if(top && card.isSameSuit(top) && card.number<top.number) return true;    }    return false;  },
meta: 3385	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3385/15f3df693ddf02fb9ee6a2662189220868368b23/acesup.js/buggy/acesup.js