var trigger, tags, current_tag

function switchTags(e) {
    Event.stop(e)
    if (isHidden(tags)) {
        trigger.src = '/img/close.gif'
        mostrar(tags, 'block')
        if (current_tag) mostrar(current_tag)
    } else {
        trigger.src = '/img/open.gif'
        ocultar(tags)
        if (current_tag) ocultar(current_tag)
    }
}

function initKeywords() {
    // Show / hide tags
    trigger = document.getElementById('trigger')
    addEvent(trigger, 'click', switchTags)
    tags = document.getElementById('tags')
    current_tag = document.getElementById('current_tag1')
}

onLoad('initKeywords()')