/* Function that swaps images. */



function di20(id, newSrc) {

    var theImage = FWFindImage(document, id, 0);

    if (theImage) {

        theImage.src = newSrc;

    }

}



/* Functions that track and set toggle group button states. */



function FWFindImage(doc, name, j) {

    var theImage = false;

    if (doc.images) {

        theImage = doc.images[name];

    }

    if (theImage) {

        return theImage;

    }

    if (doc.layers) {

        for (j = 0; j < doc.layers.length; j++) {

            theImage = FWFindImage(doc.layers[j].document, name, 0);

            if (theImage) {

                return (theImage);

            }

        }

    }

    return (false);

}

// -->