var InsertSort = function( _n ){

        this.maxSize = _n;

        this.arr = [];

        this.init = function(){

            for( var i = 0; i < this.maxSize; i++ ){

                this.arr.push( Math.floor( Math.random() * 101 ) );

            }

        };

        this.sort = function(){

            var j;

            for( var i = 1, len = this.arr.length; i < len; i++ ){

                var tmp = this.arr[i];

                j = i;

                while( tmp < this.arr[j-1] && j > 0 ) {

                    this.arr[j] = this.arr[j-1];

                    j--;

                }

                this.arr[j] = tmp;

                console.log( "第" + i + "轮,排序结果:" + this.arr );

            }

        };

    }

    var oSort = new InsertSort( 10 );

    oSort.init();

    console.log( "----------------排序前----------------" );

    console.log( oSort.arr );

    oSort.sort();

    console.log( "----------------排序后----------------" );

    console.log( oSort.arr )