var Thumbnail =
{
    init: function()
    {
        if (document.getElementById('items_waescherei')) this.setEvents(document.getElementById('items_waescherei'));
        if (document.getElementById('items_reparatur')) this.setEvents(document.getElementById('items_reparatur'));
        if (document.getElementById('items_reparaturverlauf')) this.setEvents(document.getElementById('items_reparaturverlauf'));
    },
    
    setEvents: function(element)
    {
        var links = element.getElementsByTagName('img');

        for (var i = 0, links; link = links[i]; i++) {
            link.onmouseover = this.swap;
            link.onclick = this.click;
        }
    },
    
    swap: function()
    {
        var href = this.parentNode.href;

        document.getElementById('screenview').getElementsByTagName('img')[0].src = href;

        if (document.getElementById('caption_waescherei')) {
          var caption = this.nextSibling.firstChild.nodeValue;
          document.getElementById('caption_waescherei').getElementsByTagName('p')[0].childNodes[0].data = caption;
        }
    },
    
    click: function()
    {
        return false;
    }
}

window.onload = function()
{
    if (document.getElementById && document.getElementsByTagName)
    {
        Thumbnail.init();
    }
}