rem: return '#<Hash:{' + this.map(function(pair) { return pair.map(Object.inspect).join(': '); }).join(', ') + '}>'; 
add: return this.map(function(pair) { return pair.map(encodeURIComponent).join('='); }).join('&'); 
context:     return '#<Hash:{' + this.map(function(pair) {      return pair.map(Object.inspect).join(': ');    }).join(', ') + '}>';
meta: 5150	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5150/44d85be227cc8496144d82df38b82dfcc1224861/prototype.js/clean/intermine/webapp/main/resources/main/js/prototype.js