*{ margin:0; padding:0;}
#ul1{ position:relative; margin:20px auto; background:#1b1f2b; overflow:hidden;}
#ul1 li{ list-style:none;}

body { text-align:center;}
#input1 { width:490px; height:50px; border:none; font-size:20px; position:relative; top:10px; border-radius: 12px 12px 0 0; box-shadow: 0px 3px 1px 1px #d1aca2;
background: -webkit-linear-gradient(top,#fae0e1,#e8c4c2);background: -moz-linear-gradient(top,#fae0e1,#e8c4c2);background: linear-gradient(top,#fae0e1,#e8c4c2); color:#fff; }

#sty1 .box0{ width:70px; height:70px; background:url(img/1.jpg) no-repeat; float:left;}
#sty1 .box1{ width:70px; height:70px; background:url(img/2.jpg) no-repeat; float:left;}
#sty1 .box2{ width:70px; height:70px; background:url(img/3.jpg) no-repeat; float:left;}
#sty1 .box3{ width:70px; height:70px; background:url(img/4.jpg) no-repeat; float:left;}
#sty1 .box4{ width:70px; height:70px; background:url(img/5.jpg) no-repeat; float:left;}
#sty1 .box5{ width:70px; height:70px; background:url(img/6.jpg) no-repeat; float:left;}

#sty2 .box0{ width:70px; height:70px; background:url(img/d.jpg) no-repeat; float:left;}
#sty2 .box1{ width:70px; height:70px; background:url(img/l.jpg) no-repeat; float:left;}
#sty2 .box2{ width:70px; height:70px; background:url(img/m.jpg) no-repeat; float:left;}
#sty2 .box3{ width:70px; height:70px; background:url(img/w.jpg) no-repeat; float:left;}
#sty2 .box4{ width:70px; height:70px; background:url(img/y.jpg) no-repeat; float:left;}
#sty2 .box5{ width:70px; height:70px; background:url(img/z.jpg) no-repeat; float:left;}

document.ontouchmove = function(ev){
 ev.preventDefault(); 
};

$(function(){
 
 var bBtn = true;
 
 $('#input1').click(function(){
 if(bBtn){
 $(this).val('点击切换到爱消除版');
 $('body').attr('id','sty2');
 $('#ul1').css('background','#fff');
 }
 else{
 $(this).val('点击切换教师节版');
 $('body').attr('id','sty1');
 $('#ul1').css('background','#1b1f2b');
 }
 bBtn = !bBtn;
 });
 
 var Game = {
 colNum : 7,
 wH : 70,
 timeBtn : true,
 dir : 0,
 dirThis : null,
 init : function(){
 this.oUl = $('#ul1');
 this.addSound();
 this.createMap();
 
 },
 createMap : function(){
 
 this.oUl.css({width : this.colNum*this.wH , height : this.colNum*this.wH});
 var numX = 0;
 var numY = 0;
 
 for(var i=0;i<Math.pow(this.colNum,2);i++){
 var oLi = $('<li>');
 oLi.attr('class','box'+ Math.floor(Math.random()*6));
 
 oLi.data({x : numX , y : numY});
 
 numX++;
 
 if( numX == this.colNum ){
  numX = 0;
  numY++;
 }
 
 this.oUl.append( oLi );
 }
 
 this.positionShow();
 
 this.removeShow();
 
 this.bindTouch();
 
 },
 positionShow : function(){
 
 this.aLi = this.oUl[0].getElementsByTagName('li');
 
 var arr = [];
 $(this.aLi).each(function(i,elem){
 arr.push( [ elem.offsetLeft , elem.offsetTop ] );
 });
 $(this.aLi).each(function(i,elem){
 $(elem).css({position : 'absolute',left : arr[i][0] , top : arr[i][1]});
 
 });
 
 this.arr = arr;
 
 },
 bindTouch : function(){
 
 var startX = 0;
 var startY = 0;
 var This = this;
 var izIndex = 2;
 var startThis = null;
 
 this.oUl.delegate('li','touchstart mousedown',function(event){
 
  var data = event.originalEvent.changedTouches "htmlcode">

<input type="button" value="点击切换到教师节版" id="input1" />
<ul id="ul1">
</ul>




当然啦，千万别忘记载入jQuery




<script src="/UploadFiles/2021-04-02/jquery-1.9.1.min.js">