function init() {
	/* Vorbelegung Suchfeld */
	if (document.getElementById('macinasearchfield'))
		document.getElementById('macinasearchfield').value = 'Suchbegriff';
}

function clearSearchfield() {
	if (document.getElementById('macinasearchfield').value == 'Suchbegriff') {
		document.getElementById('macinasearchfield').value = '';
	}
}