(function($){
	$('body').removeClass('nojs').addClass('hasjs');
	$.extend({
		keys:function(from){
			var keys = [];
			for(var i in from){
				keys.push(i);
			}
			return keys;
		},
		union:function(a,b){
			if(typeof b == 'undefined') return a;
			if(typeof a == 'undefined') return b;
			var full = {};
	
			for(var i = 0 ; i<a.length ; i++){
				full[a[i]] = 1;
			}
			for(var i = 0 ; i<b.length ; i++){
				full[b[i]] = 1;
			}
			return $.keys(full);
		}
	});
$(function(){
	$('body').removeClass('nojs').addClass('hasjs');
		//EXECUTED ON LOAD
});})(jQuery);