Техника # 1
function Shuffle(o) ( for(var j, x, i = o.length; i; j = parseInt(Math.random() * i), x = o(--i), o(i) = o(j), o(j) = x); return o; );
использование
var testArray = (1,2,3,4,5); Shuffle(testArray); // jQuery to dump out new values to element with ID of 'dump' $(function() ( for (var i=0;i
Technique #2
yourArray.sort(function() ( return 0.5 - Math.random() ));