It's the way to hack as a BOSS.
#Step1: Use Google chrome
#Step2: goto http://browserquest.mozilla.org/
#Step3: paste following script on URL box
javascript:localStorage.data = JSON.stringify((function (data) { data.player.weapon = 'goldensword'; data.player.armor= 'boss'; return data })(JSON.parse(localStorage.data)))
#Step4: Refresh the page (F5)
It's bookmarklets: Boss Suit Unlock All Quests
It's also cool to be a HTML5 guard!!