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]")

}

};