function addToBreadcrumb(string) {
	var div = document.getElementById('div_breadcrumb');
	div.innerHTML+= " » " + string;
}

function loadContent(module, parameters) {
	parameters = (parameters == null || parameters.length == 0) ? '' : '&' + parameters;
	new Ajax.Updater('content', 'processAJAX.php?use=' + module + parameters)
}