function collapseOrExpand(collapserImage, collapsiblePanel) 
{
    var currentImageSrc = collapserImage.src;
    var panel = document.getElementById(collapsiblePanel)
    
    if (currentImageSrc.toLowerCase().indexOf("down") != -1) 
    {
        collapserImage.alt = "collapse";
        collapserImage.src = "/images/knowledgecenter/up_arrows.gif";
        panel.style.display = "";
    }
    else 
    {
        collapserImage.alt = "expand";
        collapserImage.src = "/images/knowledgecenter/down_arrows.gif";
        panel.style.display = "none";
    }
}