var array = { "a": "abc", "b": [1, 2, 3, 4, 5, 6], "c": 3, "d": { "name": "james", "age": 28} };
            for(var x in array){    
                var tmp = array[x];
                if( typeof tmp == 'array' || typeof tmp == 'object' ){
                    for(var y in tmp){
                        alert(tmp[y]);
                    }
                }else{
                    alert( tmp ) // 非array object
                }
            }