function BubbleSort(arr)
 {

        var temp;
        var exchange;
        for(var i=0; i<arr.length; i++)
        {
            exchange = false;
            for(var j=arr.length-2; j>=i; j--)
            {
          
                if(arr[j+1].CategoryID <arr[j].CategoryID)
                {
                
                    temp = arr[j+1];
                    arr[j+1] = arr[j];
                    arr[j] = temp;
                    exchange = true;
                }
            }
            if(!exchange) break;
        }
        return arr;
     }