for(var i = 0, length = this.length; i < length; i++) array.push(this[i]); for(var i = 0, length = arguments.length; i < length; i++) { if(arguments[i].constructor == Array) { for(var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) 
for (var i = 0, length = this.length; i < length; i++) array.push(this[i]); for (var i = 0, length = arguments.length; i < length; i++) { if (arguments[i].constructor == Array) { for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) 
  Array.prototype.concat = function(){    var array = [];    for(var i = 0, length = this.length; i < length; i++) array.push(this[i]);    for(var i = 0, length = arguments.length; i < length; i++) {      if(arguments[i].constructor == Array) {        for(var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)          array.push(arguments[i][j]);      } else {        array.push(arguments[i]);      }    }    return array;  }
6462	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6462/504ddcbe796d50bebfce56e8823e38e30e0e7aeb/prototype.js/buggy/wp-includes/js/scriptaculous/prototype.js