var globopObject;var opIndex=0;
var cleared=true;var direction=10;
function dynOpacity(opObject,stop)
{if (stop) {clearInterval(window.tm);cleared=true;
opIndex=10;return;}
globopObject=opObject;if (opIndex>110) direction=-4;if (opIndex<0) direction=4;
opIndex+=direction;globopObject.style.filter='alpha(opacity:' + opIndex + ')';
if (cleared)
{window.tm=setInterval("dynOpacity(globopObject,false);",1);cleared=false;}}
function handleevent()
{if (event.type=="mouseover")if(event.srcElement.tagName=="IMG")
if (event.srcElement.parentElement.tagName=="A")
{dynOpacity(event.srcElement,false);}
if (event.type=="mouseout")if(event.srcElement.tagName=="IMG")
{event.srcElement.style.filter="";dynOpacity(event.srcElement,true); }}
document.onmouseover=handleevent;
document.onmouseout=handleevent;

function MM_swapImgRestore() {
  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_preloadImages() {
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.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_findObj(n, d) {
  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 && d.getElementbyId) x=d.getElementbyId(n); return x;
}

function MM_swapImage() {
  var i,j=0,x,a=MM_swapImage.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];}
}

위에 스크립트 소스를 그누보드 사용자라면 common.js 에 추가해넣으시면 됩니다.