//使用說明:(1)在</head>前加入--<script Language="Javascript" src="icongif3.js"></script>
//         (2)body加入--onLoad="onLoad="MM_LoadImg('action/images/LinkIcon01C.gif','action/images/LinkIcon02c.gif')"
//         (3)連結區加入--onMouseOut="MM_OutImg()" onMouseOver="MM_OverImg('I01','','action/images/LinkIcon01C.gif',1)"
//         (4)圖片檔加入--name="I01"(名稱與(2)同)(建議由01排至99,不能重複)   

function MM_OutImg() //滑鼠離開的處理
{
  var i,x,a=document.MM_sr;
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++)
  x.src=x.oSrc;
}

function MM_LoadImg() //載入C格式圖檔
{
  var d=document;
  if(d.images)
  {
    if(!d.MM_p)
       d.MM_p=new Array();
       var i,j=d.MM_p.length,a=MM_LoadImg.arguments;
       for(i=0; i<a.length; i++)
          if (a[i].indexOf("#")!=0)
          {
            d.MM_p[j]=new Image;
            d.MM_p[j++].src=a[i];
          }
  }
}

function MM_OverImg() //滑鼠滑過的處理
{
  var i,j=0,x,a=MM_OverImg.arguments;
  document.MM_sr=new Array;
  for(i=0;i<(a.length-2);i+=3)
    if ((x=MM_findObj(a[i]))!=null)
    {
      document.MM_sr[j++]=x;
      if(!x.oSrc)
        x.oSrc=x.src;
        x.src=a[i+2];
    }
}

function MM_findObj(n, d) //滑鼠滑過的副程式
{
  var p,i,x;
  if(!d)
    d=document;
    if((p=n.indexOf("?"))>0&&parent.frames.length)
    {
      d=parent.frames[n.substring(p+1)].document;
      n=n.substring(0,p);
    }
    if(!(x=d[n])&&d.all) x=d.all[n];
      for (i=0;!x&&i<d.forms.length;i++)
        x=d.forms[i][n];
      for(i=0;!x&&d.layers&&i<d.layers.length;i++)
        x=MM_findObj(n,d.layers[i].document);
      if(!x && document.getElementById)
        x=document.getElementById(n);
        return x;
}