كود جفا سكريبت اعلانات بشكل رائع

<style type="text/css">
* { margin:0; padding:0; word-break:break-all; }
ul, li { list-style:none; }
fieldset, img { border:none; }
table { border-collapse:collapse; }
#ifocus {
width:925px;
height:245px;
margin:20px;
border:1px solid #DEDEDE; background:#F8F8F8; }
#ifocus_pic { display:inline; position:relative; float:left; width:750px; height:225px; overflow:hidden; margin:10px 0 0 10px; }
#ifocus_piclist { position:absolute; }
#ifocus_piclist li { width:750px; height:225px; overflow:hidden; }
#ifocus_piclist img { width:750px; height:225px; }
#ifocus_btn { display:inline; float:right; width:91px; margin:9px 9px 0 0; }
#ifocus_btn li { width:91px; height:57px; cursor:pointer; opacity:0.5; -moz-opacity:0.5; filter:alpha(opacity=50); }
#ifocus_btn img { width:75px; height:45px; margin:7px 0 0 11px; }
#ifocus_btn
 .current { background:
url(http://s3b.directupload.net/images/100208/fw2c4n4m.gif) no-repeat;
opacity:1; -moz-opacity:1; filter:alpha(opacity=100); }
#ifocus_opdiv
 { position:absolute; left:0; bottom:0; width:410px; 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()',5000);
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>
<div id="ifocus"><div id="ifocus_pic"><div id="ifocus_piclist" style="left:0; top:0;">
<ul>
<li><a href="رابط الاعلان"><img src="رابط الصورة"></a></li>
<li><a href="رابط الاعلان"><img src="رابط الصورة"></a></li>
<li><a href="رابط الاعلان"><img src="رابط الصورة"></a></li>
<li><a href="رابط الاعلان"><img src="رابط الصورة"></a></li>
</ul>
</div><div id="ifocus_opdiv"></div><div id="ifocus_tx">
<ul>
<li class="current">وصف الاعلان الاول</li>
<li class="normal">وصف الاعلان الثاني</li>
<li class="normal">وصف الاعلان الثالث </li>
<li class="normal">وصف الاعلان الرابع</li>
</ul>
</div>
</div><div id="ifocus_btn">

<ul>
<li class="current"><img src="كرر رابط  صورة الاعلان الاول" alt="" /></li>
<li class="normal"><img src="كرر رابط  صورة الاعلان الثاني" alt="" /></li>
<li class="normal"><img src="كرر رابط  صورة الاعلان الثالث " alt="" /></li>
<li class="normal"><img src="كرر رابط  صورة الاعلان الرابع" alt="" /></li>
</ul>

</div>
</div>