rem: return $H(hash).inject(this, function(mergedHash, pair) { mergedHash[pair.key] = pair.value; return mergedHash; 
add: return this.inject([], function(array, value) { return array.concat(Object.isArray(value) ? value.flatten() : [value]); 
context:     return $H(hash).inject(this, function(mergedHash, pair) {      mergedHash[pair.key] = pair.value;      return mergedHash;    });
meta: 8434	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/8434/6873fc8026e87544ee93e0d9551ae57083313cff/prototype.js/clean/vendor/rails/railties/html/javascripts/prototype.js