function changeImage(cell) {
	if (document.getElementById('page_content').innerHTML == "Mat handling") {
		document.getElementById('selecting_back').innerHTML = '<img src="datastore/media/selecting/' + cell.id + '.gif" />';
	}
}

function openLink(cell) {
	if (document.getElementById('page_content').innerHTML == "Mat handling") {
		var array = cell.id.split('_');
		var link = 'http://rugtved.com/index.php?slab=' + array[0];
		window.location.href = link;
	}
}

function resetImage() {
	if ( document.getElementById('page_content') != null) {
		if (document.getElementById('page_content').innerHTML == "Mat handling") {
			if (document.getElementById('selecting_back') != null) {
				document.getElementById('selecting_back').innerHTML = '<img src="datastore/media/selecting/no_selected.gif" />';
			}
	
		}
		else {
			document.getElementById('bottom_box').innerHTML = '';
		}
	}
	else {
			document.getElementById('bottom_box').innerHTML = '';
		}
}