做个人博客如何用帝国cms美化留言增加头像选择

/*gbook*/
.gbook { background: #FFF; overflow: hidden; margin-bottom: 20px }
.gbox { padding: 20px; overflow: hidden; }
.gbox p { margin-bottom: 10px; overflow: hidden; }
p.fbtime { color: #000; }
.fbtime span { float: right; color: #999; font-size: 12px; width: 66px; overflow: hidden; white-space: nowrap; }
p.fbinfo { margin: 10px 0; }
.fb ul { margin: 10px 10px; padding: 20px 30px; border-bottom: #ececec 1px solid; }
span.tximg { display: block; float: left; margin-right: 10px; }
.gbox i { display: block; float: left; margin-right: 10px; }
.gbox i input { margin: 10px auto; display: block; }
.hf ul { padding: 10px 20px; background: #f9f9f9; }
.hf { margin: 0 20px; padding-bottom: 20px; border-bottom: #dedddd 1px dashed; }
textarea#lytext { width: 99%; }
.gbox input[type="submit"] { display: block; background: #040404; color: #fff; border: 0; line-height: 30px; padding: 0 20px; border-radius: 5px; float: right; }
.ecomment { border: #dedcdc 1px solid; padding: 10px; margin-bottom: 10px; }
span.ecommentauthor { color: #b5b5b5; font-size: 14px; margin-bottom: 5px; display: block; }
.saying { line-height: 30px; color: #a9a6a6; }
.saying span { float: right }
.saying span a { color: #de1513; }
img#plKeyImg { display: inline-block; }
.yname { margin: 10px 10px 10px 0 }
.yname span, .yzm span { padding-right: 10px; }
.yzm { margin: 0 10px 10px 0 }
#plpost input[type="submit"] { display: block; background: #303030; color: #fff; border: 0; line-height: 30px; padding: 0 20px; border-radius: 5px; float: right; }
textarea#saytext { width: 100%; }
#plpost { margin: 0 20px }

  <div class="gbook"> [!--empirenews.listtemp--]
    <div class="fb">
      <ul>
        <span class="tximg"><img src="[!--mycall--]"></span>
        <p class="fbtime"><span>
          <?=format_datetime($r[lytime],'Y-m-d')?>
          </span> [!--name--]</p>
        <p class="fbinfo">[!--lytext--]</p>
      </ul>
    </div>
    [!--start.regbook--]
    <div class="hf">
      <ul>
        <p class="zzhf"><font color="#FF0000">站长回复:</font>[!--retext--]</p>
      </ul>
    </div>
    [!--end.regbook--] 
    
    [!--empirenews.listtemp--]
    <div class="gbox">
      <form action="../../enews/index.php" method="post" name="form1" id="form1">
        <p> <strong>来说点儿什么吧...</strong></p>
        <p><span> 您的姓名:</span>
          <input name="name" type="text" id="name" />
          *</p>
        <input name="email" type="hidden" id="email" value="admin@qq.com"  />
        <p><span>选择头像:</span> *</p>
        <p> <i>
          <input type="radio" value= "../images/tx1.jpg" id= "1" name="mycall" style="display:none">
          <img id="a" src="../images/tx1.jpg " onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx2.jpg" id= "2" name="mycall" style="display:none">
          <img id="b" src="../images/tx2.jpg" onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx3.jpg" id= "3" name="mycall" style="display:none">
          <img id="c" src="../images/tx3.jpg" onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx4.jpg" id= "4" name="mycall" style="display:none">
          <img id="d" src="../images/tx4.jpg " onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx5.jpg" id= "5" name="mycall" style="display:none">
          <img id="e" src="../images/tx5.jpg" onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx6.jpg" id= "6" name="mycall" style="display:none">
          <img id="f" src="../images/tx6.jpg" onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx7.jpg" id= "7" name="mycall" style="display:none">
          <img id="g" src="../images/tx7.jpg" onclick="myFun(this.id)"></i> <i>
          <input type="radio" value= "../images/tx8.jpg" id= "8" name="mycall" style="display:none">
          <img id="h" src="../images/tx8.jpg" onclick="myFun(this.id)"></i> </p>
        <p><span class="tnr">留言内容:</span>
          <textarea name="lytext" cols="60" rows="12" id="lytext"></textarea>
        </p>
        <p>
          <input type="submit" name="Submit3" value="提交" />
          <input name="enews" type="hidden" id="enews" value="AddGbook" />
        </p>
      </form>
    </div>
  </div>
 <script>
  function myFun(sId) {

    var oImg = document.getElementsByTagName('img');

    for (var i = 0; i < oImg.length; i++) {
      if (oImg[i].id == sId) {
        oImg[i].previousSibling.previousSibling.checked = true;
        oImg[i].style.opacity = '1';
      } else {
        oImg[i].style.opacity = '.8';

      }
    }
  }
</script>