jQuery mouse and lunbo

自动轮播 和 鼠标事件
var arr = ["images/d.jpg", "images/q.jpg", "images/c.jpg", "images/b.jpg"];
    //定义一个下标
    var p = -1;
    //自动轮播
    setInterval(function () {
        p++;
        if (p >= arr.length) {
            p = 0;
        }
        $("#tp").attr("src", arr[p]);

    }, 2000);
//--------------------------------鼠标事件-------------------------------------------

    $('#touming').mouseover(function(){
        $('#tp3').css("display","block");
        $('#wz').css("display","none");
//        $('#tp2').css("display","none");

    });
    $('#touming').mouseout(function(){
        $('#tp3').css("display","none");
        $('#wz').css("display","block");
//        $('#tp2').css("display","block");

    });