function setPageType(pageType) {
    if (pageType == 'forside') {
        _title_div = document.getElementById('title_div');
        _breadcrumb = document.getElementById('breadcrumb');
        _sub_menu_div = document.getElementById('sub_menu_div');
        _textcontent_div = document.getElementById('textcontent_div');

        _div1 = document.getElementById('col2_1');
        _div2 = document.getElementById('col2_2');
        _div3 = document.getElementById('col2_3');
       

        _div1Links = _div1.getElementsByTagName('a');
        if (_div1Links.length > 0) {
            _breadcrumb.style.display = 'none';
            _sub_menu_div.style.display = 'none';
            _textcontent_div.className = 'textcontent_div_class_forside';
            _title_div.className = 'title_div_forside';
            document.body.className = 'body_forside';
            
            if (_div2 != null) { _div2.className = 'forside-indhold-2'; }
            if (_div3 != null) { _div3.className = 'forside-indhold-3'; }
            
            
            containerDiv = document.createElement('div');
            containerDiv.className = 'forside_container';

            // opret div og link for hvert billede og link som findes i element #1
            for (a = 0; a < _div1Links.length; a++) {
                linkImg = _div1Links[a].getElementsByTagName('img')[0];
                if (linkImg != null) {
                    imageSrc = linkImg.src;
                    imageText = linkImg.alt;
                    imageLink = _div1Links[a].href;

                    newDiv = document.createElement('div');
                    newDiv.className = 'forside_box';
                    newDiv.style.backgroundImage = 'url(' + imageSrc + ')';

                    newLink = document.createElement('a');
                    newLink.appendChild(document.createTextNode(imageText));
                    newLink.setAttribute('href', imageLink);
                    newDiv.appendChild(newLink);

                    containerDiv.appendChild(newDiv);
                }
            }

            // fjern originale elementer
            removeChildren(_div1);
            removeChildren(_title_div);

            // indsaet div og link i den nu tomme div1
            _div1.appendChild(containerDiv);
        }
    }
}

function removeChildren(obj) {
    for (var i = obj.childNodes.length - 1; i >= 0; i--) {
        obj.removeChild(obj.childNodes[i]);
    }
}