var currentPopup;

if (document.forms['searchForm']) {
    document.forms['searchForm'].elements['lookfor'].focus();
}

function getElem(id)
{
    return (document.getElementById) ? document.getElementById(id) : document.all[id];
}

function popupMenu(elemId)
{
    var messagebox = document.getElementById(elemId);
    var lightbox = document.getElementById('lightbox');

    if (messagebox) {
        if (messagebox.style.display == 'block') {
            messagebox.style.display='none';
            currentPopup = null;
        } else {
            if (currentPopup) {
                hideLightbox();
            }
            hideSelects('hidden');
            currentPopup = elemId;
            
            lightbox.style.top=document.body.scrollTop;
            lightbox.style.display='block';

            messagebox.style.top=document.body.scrollTop+300;
            messagebox.style.display='block';
        }
    }
}

function hideLightbox()
{
    hideSelects('visible');
    document.getElementById('lightbox').style.display='none';
    if (currentPopup != null)
       document.getElementById(currentPopup).style.display='none';
}

function hideSelects(visibility){
	selects = document.getElementsByTagName('select');
	for(i = 0; i < selects.length; i++) {
		selects[i].style.visibility = visibility;
	}
}

function showTagForm()
{
    if (document.getElementById('tagForm').style.display == 'block') {
        document.getElementById('tagForm').style.display='none';
    } else {
        document.getElementById('tagForm').style.display='block';
        document.forms['tagForm'].elements['tag'].focus();
    }
}