Console.log Wrapper - From http://www.paulirish.com/2009/log-a-lightweight-wrapper-for-consolelog/

Console.log Wrapper

// usage: log('inside coolFunc',this,arguments);
// http://paulirish.com/2009/log-a-lightweight-wrapper-for-consolelog/
window.log = function () {
  log.history = log.history || [];   // store logs to an array for reference
  log.history.push( arguments );
  if ( this.console ){
    console.log( Array.prototype.slice.call( arguments ) );
  }
};