怎么实现点击HTML页面问号出现提示框

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.edi-icon {

    font-size: 18px;

    font-style: normal;

    -webkit-font-smoothing: antialiased;

    -webkit-text-stroke-width: .2px;

    -moz-osx-font-smoothing: grayscale;

    *display: inline;

    *zoom: 1;

    cursor: pointer;

}

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//定义提示弹出框；

var helpTipsLayer;

//定义弹出框的默认设置；

function helpTips(t) {

    this.options = {},

    this.options.elem = ".j-help-tips", //与页面class相对应；

    this.options.type = 1,

    this.options.color = "#8db3d7",

    this.options.time = 0, //设置0是提示弹出框不会自动消失；可设置为其他数字，以毫秒为单位；

    this.options.titleEnd = "录入提示",

    this.options.width = "600px",

    this.options.height = "",

    this.options.imgWidth = "233",

    this.options.imgHeight = "375",

    "undefined" != typeof t && (this.options = $.extend({}, this.options, t)),

    this.elemObj = $(this.options.elem)

}

!

function() {

    //点击页面任何一处可使提示弹出框消失；

    $(document).on("click", function(event){

        var e = event || window.event;

        var target = e.target || e.srcElement;

        var flag = $(target).hasClass("j-help-tips");

        if(helpTipsLayer && !flag){

            layer.close(helpTipsLayer);

        }

    })

}(), helpTips.prototype = {

    constructor : helpTips,

    init : function() {

        this.bindEvent()

    },

    bindEvent : function() {

        var t = this;

        t.elemObj.on("click", function() {

            layer.close(helpTipsLayer);//点击其他任意的提示框按钮，则关闭上一个提示框。

            var i = $(this),

                o = i.data("tips");

            if ("undefined" != typeof o && "undefined" != typeof o.type && 1 == o.type) {

                "undefined" != typeof o && "undefined" != typeof o.txt ? helpTipsLayer = layer.tips(o.txt, i, {

                    tips : [ t.options.type, t.options.color ],

                    time : t.options.time

                }) : t.log()

            } else {

                if ("undefined" != typeof o.title && "undefined" != typeof o.txt && "undefined" != typeof o.img) {

                    var e = '

',

                        n = '

' + o.title + t.options.titleEnd + '

                        s = "

                        l = '

',

                        p = o.txt.split("|"),

                        a = p.length;

                    a > 0 && $.each(p, function(t, i) {

                        l += '

• ' + (t + 1) + "" + i + "
"

                    });

                    var r = /^[1-9][\d]{0,2}$/,

                        c = t.options.imgWidth,

                        d = t.options.imgHeight;

                    "undefined" != typeof o.w && "undefined" != typeof o.h && r.test(o.w) && r.test(o.h) && (c = o.w, d = o.h), l += '

• ' + (a + 1) + "
', l += "

                    var h = e + n + l + s;

                    layer.open({

                        title : !1,

                        type : 1,

                        area : [ t.options.width, t.options.height ],

                        shadeClose : !0,

                        maxmin : !1,

                        move : !1,

                        scrollbar : !1,

                        content : h

                    })

                } else {

                    t.log()

                }

            }

        })

    },

    log : function() {

        console.log("请给定提示标题|文字|图片---来自[script.js]函数[helpTips]")

    }

};