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  • 首页JS图片切换特效

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
    <title>QPSH网页特效 18115.com首页图片切换</title>
    <style type="text/css">
    /* Reset style */
    * { margin:0; padding:0; word-break:break-all; }
    body {
     background:#fff;
     color:#000000;
     font:12px/1.6em Helvetica, Arial, sans-serif;
     margin-left: 0px;
     margin-top: 0px;
     margin-right: 0px;
     margin-bottom: 0px;
    }
    h1, h2, h3, h4, h5, h6 { font-size:1em; }
    a { color:#0287CA; text-decoration:none; }
     a:hover { text-decoration:underline; }
    ul, li { list-style:none; }
    fieldset, img { border:none; }
    legend { display:none; }
    em, strong, cite, th { font-style:normal; font-weight:normal; }
    input, textarea, select, button { font:12px Helvetica, Arial, sans-serif; }
    table { border-collapse:collapse; }
    html { overflow:-moz-scrollbars-vertical; } /*Always show Firefox scrollbar*/

    /* iFocus style */
    #ifocus { 650px; height:245px; margin:0px; border:1px solid #DEDEDE; background:#F8F8F8; }
     #ifocus_pic { display:inline; position:relative; float:left; 540px; height:225px; overflow:hidden; margin:10px 0 0 10px; }
      #ifocus_piclist { position:absolute; }
      #ifocus_piclist li { 550px; height:225px; overflow:hidden; }
      #ifocus_piclist img { 550px; height:225px; }
     #ifocus_btn { display:inline; float:right; 91px; margin:9px 9px 0 0; }
      #ifocus_btn li { 91px; height:57px; cursor:pointer; opacity:0.5; -moz-opacity:0.5; filter:alpha(opacity=50); }
      #ifocus_btn img { 75px; height:45px; margin:7px 0 0 11px; }
      #ifocus_btn .current { background: url(img/ifocus_btn_bg.gif) no-repeat; opacity:1; -moz-opacity:1; filter:alpha(opacity=100); }
     #ifocus_opdiv { position:absolute; left:0; bottom:0; 545px; height:35px; background:#000; opacity:0.5; -moz-opacity:0.5; filter:alpha(opacity=50); }
     #ifocus_tx { position:absolute; left:8px; bottom:8px; color:#FFF; }
      #ifocus_tx .normal { display:none; }
    </style>

    <script type="text/javascript">
    function $(id) { return document.getElementById(id); }

    function addLoadEvent(func){
     var oldonload = window.onload;
     if (typeof window.onload != 'function') {
      window.onload = func;
     } else {
      window.onload = function(){
       oldonload();
       func();
      }
     }
    }

    function moveElement(elementID,final_x,final_y,interval) {
      if (!document.getElementById) return false;
      if (!document.getElementById(elementID)) return false;
      var elem = document.getElementById(elementID);
      if (elem.movement) {
        clearTimeout(elem.movement);
      }
      if (!elem.style.left) {
        elem.style.left = "0px";
      }
      if (!elem.style.top) {
        elem.style.top = "0px";
      }
      var xpos = parseInt(elem.style.left);
      var ypos = parseInt(elem.style.top);
      if (xpos == final_x && ypos == final_y) {
      return true;
      }
      if (xpos < final_x) {
        var dist = Math.ceil((final_x - xpos)/10);
        xpos = xpos + dist;
      }
      if (xpos > final_x) {
        var dist = Math.ceil((xpos - final_x)/10);
        xpos = xpos - dist;
      }
      if (ypos < final_y) {
        var dist = Math.ceil((final_y - ypos)/10);
        ypos = ypos + dist;
      }
      if (ypos > final_y) {
        var dist = Math.ceil((ypos - final_y)/10);
        ypos = ypos - dist;
      }
      elem.style.left = xpos + "px";
      elem.style.top = ypos + "px";
      var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
      elem.movement = setTimeout(repeat,interval);
    }

    function classNormal(iFocusBtnID,iFocusTxID){
     var iFocusBtns= $(iFocusBtnID).getElementsByTagName('li');
     var iFocusTxs = $(iFocusTxID).getElementsByTagName('li');
     for(var i=0; i<iFocusBtns.length; i++) {
      iFocusBtns[i].className='normal';
      iFocusTxs[i].className='normal';
     }
    }

    function classCurrent(iFocusBtnID,iFocusTxID,n){
     var iFocusBtns= $(iFocusBtnID).getElementsByTagName('li');
     var iFocusTxs = $(iFocusTxID).getElementsByTagName('li');
     iFocusBtns[n].className='current';
     iFocusTxs[n].className='current';
    }

    function iFocusChange() {
     if(!$('ifocus')) return false;
     $('ifocus').onmouseover = function(){atuokey = true};
     $('ifocus').onmouseout = function(){atuokey = false};
     var iFocusBtns = $('ifocus_btn').getElementsByTagName('li');
     var listLength = iFocusBtns.length;
     iFocusBtns[0].onmouseover = function() {
      moveElement('ifocus_piclist',0,0,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',0);
     }
     if (listLength>=2) {
      iFocusBtns[1].onmouseover = function() {
       moveElement('ifocus_piclist',0,-225,5);
       classNormal('ifocus_btn','ifocus_tx');
       classCurrent('ifocus_btn','ifocus_tx',1);
      }
     }
     if (listLength>=3) {
      iFocusBtns[2].onmouseover = function() {
       moveElement('ifocus_piclist',0,-450,5);
       classNormal('ifocus_btn','ifocus_tx');
       classCurrent('ifocus_btn','ifocus_tx',2);
      }
     }
     if (listLength>=4) {
      iFocusBtns[3].onmouseover = function() {
       moveElement('ifocus_piclist',0,-675,5);
       classNormal('ifocus_btn','ifocus_tx');
       classCurrent('ifocus_btn','ifocus_tx',3);
      }
     }
    }

    setInterval('autoiFocus()',3500);
    var atuokey = false;
    function autoiFocus() {
     if(!$('ifocus')) return false;
     if(atuokey) return false;
     var focusBtnList = $('ifocus_btn').getElementsByTagName('li');
     var listLength = focusBtnList.length;
     for(var i=0; i<listLength; i++) {
      if (focusBtnList[i].className == 'current') var currentNum = i;
     }
     if (currentNum==0&&listLength!=1 ){
      moveElement('ifocus_piclist',0,-225,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',1);
     }
     if (currentNum==1&&listLength!=2 ){
      moveElement('ifocus_piclist',0,-450,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',2);
     }
     if (currentNum==2&&listLength!=3 ){
      moveElement('ifocus_piclist',0,-675,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',3);
     }
     if (currentNum==3 ){
      moveElement('ifocus_piclist',0,0,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',0);
     }
     if (currentNum==1&&listLength==2 ){
      moveElement('ifocus_piclist',0,0,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',0);
     }
     if (currentNum==2&&listLength==3 ){
      moveElement('ifocus_piclist',0,0,5);
      classNormal('ifocus_btn','ifocus_tx');
      classCurrent('ifocus_btn','ifocus_tx',0);
     }
    }
    addLoadEvent(iFocusChange);
    </script>
    </head>

    <body>
    <br />
    <div align="center">
    <div id="ifocus">
     <div id="ifocus_pic">
      <div id="ifocus_piclist" style="left:0; top:0;">
       <ul>
        <li><a href="http://u.9way.cn/50sg/uport/u70608_26_0" target="_blank"><img src="/icon/18115/01.jpg" alt="武林三国" border="0" /></a></li>
        <li><a href="http://u.9wee.com/uport/u71859319_103_0" target="_blank"><img src="/icon/18115/02.jpg" alt="武林英雄" border="0" /></a></li>
        <li><a href="http://u.popwan.com/pc555/gamebto/" target="_blank"><img src="/icon/18115/03.jpg" alt="商业大亨" border="0" /></a></li>
        <li><a href="http://u.popwan.com/pc555/dgyz/" target="_blank"><img src="/icon/18115/04.jpg" alt="帝国远征" border="0" /></a></li>
       </ul>
      </div>
      <div id="ifocus_opdiv"></div>
      <div id="ifocus_tx">
       <ul>
        <li class="current">2008年度排名第一的网页游戏-武林三国</li>
        <li class="normal">2009年最新的网页游戏,游戏特长:个人英雄主义 </li>
        <li class="normal">商业大亨,挑战亿万富翁,09年顶级网页游戏</li>
        <li class="normal">一款2009年不得不玩的网页游戏-帝国远征</li>
       </ul>
      </div>
     </div>
     <div id="ifocus_btn">
      <ul>
       <li class="current"><img src="/icon/18115/btn_01.jpg" alt="" /></li>
       <li class="normal"><img src="/icon/18115/btn_02.jpg" alt="" /></li>
       <li class="normal"><img src="/icon/18115/btn_03.jpg" alt="" /></li>
       <li class="normal"><img src="/icon/18115/btn_04.jpg" alt="" /></li>
      </ul>
     </div>
    </div>
    </div>
    </body>
    </html>
    本代码由<a href=http://www.qpsh.com>网页特效网</a>提供

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  • 原文地址:https://www.cnblogs.com/fanjiming/p/2247272.html
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