A better typeof implementation

toType.js

/**
*  A better typeof implementation.<br>
*  This method will return a proper string for 
*  every object in javascript; including, but not limited to:
*  'array'
*  'arguments'
*  'error'
*  'date'
*  'regexp'
*  'json'
*  .
*  .
*  .
*/
window.toType = window.toType || function(a) { return ({}).toString.call(a).match(/\s([a-zA-Z]+)/)[1].toLowerCase(); };