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底边栏的字体对应的图片有点击事件,其切换图片只要用手机模拟就无效(顶部为我所用的图片)

底边栏的字体对应的图片有点击事件,其切换图片只要用手机模拟就无效(顶部为我所用的图片)

慕瓜9363615 2017-11-24 14:27:45
<!doctype html><html> <head>  <meta charset="utf-8">  <meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=no">  <meta name="format-detection" content="telephone=no">  <link rel="stylesheet" type="text/css" >  <style>   html{    width: 100%;    height: 100%;    overflow-x: hidden;   }   body{    text-align: left;    width: 100%;    overflow: hidden;    background-color:#e9dfc7;    margin: 0px;    padding: 0px;   }   .m-read-content{    font-size:14px;    color: #555;    line-height: 31px;    padding: 15px;   }   .m-read-content h4{    font-size:20px;    color: #736357;    border-bottom: 1px solid #736357;    letter-spacing: 2px;    margin: 0 0 1em 0;   }   .m-read-content p{    text-indent: 2em;    margin: 0.5em 0;    letter-spacing: 0px;    line-height: 24px;   }   .u-tab{    height: 34px;    margin: 10px auto;    line-height: 34px;    border-radius: 8px;    border:1px solid #858382;    font-size: 12px;    background: #000;    opacity: 0.9;   }   .u-tab span{    display:inline-block;    width: 49%;    border-right: 1px solid #858382;    text-align: center;    color: #fff;       }   .u-tab span:nth-child(2){    border-right: none;   }   .m-button-bar{    width:70%;    max-width: 800px;    padding: 5px;    margin: 0px auto;    }   .top-nav{    position:fixed;    top: 0px;    height: 50px;    width: 100%;    z-index: 9999;    background: #000;   }   .icon-back{    position: absolute;    top: 14px;    left: 10px;    width:13.3px;    height: 24.8px;    background: url(img/back.png);    background-size: contain;   }   .nav-title{    position:absolute;    top: 16px;    left: 42px;    color: #d5d5d6;   }   .bottom-nav{    position:fixed;    bottom: 0px;    height: 70px;    width: 100%;    z-index: 9999;    color: #d5d5d6;     font-size: 12px;    font-weight: bold;    display: flex;    justify-content: center;   }   .backg{    position: fixed;    z-index: -999;    width: 100%;    height: 70px;    background-color: #000;    opacity: 0.9;           }   .bottom-nav>nav{    width:85%;    display: flex;    align-items: center;    justify-content: space-around;   }   .bottom-nav>nav>div>img{    height:18px;   }   .bottom-nav>nav>div{    display:flex;    flex-direction: column;    height: 70%;    justify-content: space-around;    cursor: pointer;       }          </style>  <title>书城首页</title> </head> <body>  <div id="root" class="container">     <div id="top-nav" class="top-nav">      <div class="icon-back"></div>      <div class="nav-title">返回书架</div>     </div>     <div id="fiction_chapter_title"></div>     <div id="fiction_container" class="m-read-content">        <h4>雨中的了悟</h4>     <p>               如果雨之後还是雨 如果忧伤之後仍是忧伤 请让我从容面对这别离之後的别离 微笑地继续去寻找一个不可能再出现的 你     </p>     </p>     </div>     <div class="m-button-bar">     <div class="u-tab">          <span id="prev_button">上一章</span><span id="next_button">下一章</span>     </div>     </div>     <div id="bottom-nav" class="bottom-nav">     <div class="backg"></div>     <nav>      <div class="content"><img src="img/tree.png" alt=""><span>目录</span></div>      <div class="content" id="content"><img id="font_size" src="img/font_size.png" alt=""><span>字体</span></div> <div class="content" id="content1"><img id="night" src="img/night.png" alt=""><span>夜间</span></div>       </nav>       </div>  </div>       <script src="js/zepto.js"></script>      <script>     window.jQuery =$;  </script>     <script src="js/jquery.base64.js"></script>     <script src="js/jquery.jsonp.js"></script>   <script>   var con=document.getElementById("content");   var fon=document.getElementById("font_size");   var i=0;      con.onclick=function(){       if(i%2==0){     fon.src="img/font_size2.png";        i++;       }       else if(i%2==1){        fon.src="img/font_size.png"        i++;       }      }   var con1=document.getElementById("content1");   var nig=document.getElementById("night");   var i=0;      con.onclick=function(){       if(i%2==0){     fon.src="img/day.png";        i++;       }       else if(i%2==1){        fon.src="img/font_size.png"        i++;       }      }        </script> </body>  </html>
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