function rollover_suffix(sImageName, suffix) {
	var oImage = findObject(sImageName);
	var sSrc = oImage.src;

	var nPos = sSrc.lastIndexOf(".");
	oImage.oldSrc = sSrc;
	oImage.src = sSrc.substring(0, nPos)+suffix+"."+sSrc.substring(nPos+1,sSrc.length);
}

function rollover(sImageName) {
	rollover_suffix(sImageName, "_ro");
}

function rollback(sImageName) {
	var oImage = findObject(sImageName);
	oImage.src = oImage.oldSrc;
}

function findObject(sName) {
	var aImages = xbGetElementsByName(sName);
	if (aImages.length == 0) {
		//alert("The object named \""+sName+"\" doesn't exist in the document");
		return null;
	} else {
		return aImages[0];
	}
}


function preloadImages() {
	var imageArray = new Array("../images/navs_aboutus_ro.gif","../images/navs_aboutus_ro_black.gif","../images/navs_availability_ro.gif","../images/navs_availability_ro_black.gif","../images/navs_beerstyle_ro.gif","../images/navs_beerstyle_ro_black.gif","../images/navs_contact_ro.gif","../images/navs_contact_ro_black.gif","../images/navs_events_ro.gif","../images/navs_events_ro_black.gif","../images/navs_home_ro.gif","../images/navs_home_ro_black.gif","../images/navs_merchandise_ro.gif","../images/navs_merchandise_ro_black.gif");
	var image;
	for (var i=0;i<imageArray.length;i++) {
		image = new Image();
		image.src = imageArray[i];
	}
}
preloadImages();

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