function swap_img(imgName,imgurl) {
    document[imgName].src = imgurl;
}

/* 20oct2009 kimball*/
function swap_img2(imgName,imgurl,imgName2,imgurl2) {
    document[imgName].src = imgurl;
    document[imgName2].src = imgurl2;
}

function swap_div(targetID, sourceID) {
    document.getElementById(targetID).innerHTML = document.getElementById(sourceID).innerHTML
}