rem: var Hash = function(obj) { Object.extend(this, obj || {}); 
add: var Hash = function(object) { if (object instanceof Hash) this.merge(object); else Object.extend(this, object || {}); 
context: var Hash = function(obj) {  Object.extend(this, obj || {});};
meta: 7608	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/7608/d556a0875c83645645bd2067594241546d26d052/prototype.js/buggy/web/js/prototype.js