function switchContainer(pos) {
	old_pos = cleanContainer();
	new_pos = (old_pos + Number(pos)) % 3;
	choseContainer(new_pos);
}
function choseContainer(nr) {
	cleanContainer();
	el=document.getElementById('container');
	el.children[Number(nr)].style.display = 'block';
}
function cleanContainer() {
	el=document.getElementById('container');
	try {
		for (var i = 0; i < 3; i++) {
			if (el.children[i].style.display=='block') {
				el.children[i].style.display = 'none';
				return i;
			}
		}
	} catch (e) {}
	/* ersten clean abfangen */
	el.children[0].style.display = 'none';
	return 0;
}
function toggleTab(id) {
	
	var el = document.getElementById('Jobs');
	try {
		if (el.children && el.children.length > 0) {
			for (var i = 0; i < el.children.length; i++) {
				el.children[i].style.display = 'none';
				
				var tmpId = el.children[i].id;
				if (tmpId != (id+'Job')) {
					document.getElementById(tmpId+'Tab').style.display = 'none'; // IE :: obj. erforderlich?
					
					document.getElementById(tmpId+'Switch').alt = '+';
					document.getElementById(tmpId+'Switch').src = '/images/plus.gif';
				}
			}
		}
	} catch (e) {}
	
	var img = document.getElementById(id+'JobSwitch');
	if (img.alt == '-') {
		img.alt = '+';
		img.src = '/images/plus.gif';

		document.getElementById(id+'Job').style.display = 'none';
		document.getElementById(id+'JobTab').style.display = 'none';
	} else {
		img.alt = '-';
		img.src = '/images/minus.gif';
		
		document.getElementById(id+'Job').style.display = 'block';
		document.getElementById(id+'JobTab').style.display = 'block';
	}
}