var tip = Y.one('#tooltip'),

tipIsShowing = false,

tipOffset = 20, // tooltip's distance from cursor

// array for text to be displayed in tooltips

tipText = [

{'name': 'wrench', 'text': "Avoid dropping on toe."},

{'name': 'calipers', 'text': 'Dial calipers - very accurate!'},

{'name': 'drill', 'text': 'Variable-speed and cordless too.'},

{'name': 'ohm', 'text': 'Never test microwaves with a volt-ohm meter.'},

{'name': 'level', 'text': 'Unreliable in zero gravity conditions.'}

];