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 rollover(section,name,over)
{
	if(window.document.images) 
		{
			if (over)
				window.document.images[name].src = section + name + "_over.jpg";
			else
				window.document.images[name].src = section + name + ".jpg";
		}
}