var macMode = 0
if ( navigator.userAgent.indexOf("Mac") > 0) {
macMode = 1;
}

function wACTIVE(){
window.focus();
}

function MM_openBrWindow(theURL,winName,cast) { //v2.0
  window.open(theURL,winName,cast);
}

function MM_preloadImages() { //v3.0
  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];}}
}


<!--ロールオーバーアクション
function Swap(iName, img_url){
myobj = document.images[iName];
myobj.src = img_url;
}
// -->