var app = new PIXI.Application(800,600);
    document.body.appendChild(app.view);

    var bg = new PIXI.Sprite.fromImage(“res/lianxi/dou/bg.png”);
    app.stage.addChild(bg);

    var pkUrlArr = [];
    for(var i = 1; i <= 54; i ++) {
    pkUrlArr.push(“res/lianxi/dou/“ + i + “.jpg”);
    // console.log(pkUrlArr[i]);
    }

    var s=Math.round(Math.random()pkUrlArr.length);
    for(var z = 0;z < 30;z++){
    var pard = new PIXI.Sprite.fromImage(pkUrlArr[s]);
    pard.y = 400;
    pard.x = 100 + 20    z;
    app.stage.addChild(pard);
    pkUrlArr.splice(s,1);
    s=Math.round(Math.random()*pkUrlArr.length);
    }