function changeIcon(icon, status) {
	if(status == 'over') {
		document.getElementById('icon_' + icon).src = '/image/design/icon_service_' + icon + '_black.gif';
	} else {
		document.getElementById('icon_' + icon).src = '/image/design/icon_service_' + icon + '.gif';
	}
}

function swapImage(imgID, imgSRC) {
	document.getElementById(imgID).src = imgSRC;
}

function resetSearchField() {
	if(document.formSearch.q.value == 'Suchbegriff') {
		document.formSearch.q.value = '';
		document.formSearch.q.style.color = '#000000';
	}
}

function setSearchFormAction(searchEngine) {
	if(searchEngine == 'google') {
		document.formSearch.action = 'http://www.google.li/search';
		document.formSearch.method = 'get';
		document.formSearch.target = '_blank';
	} else if(searchEngine == 'website') {
		document.formSearch.action = '/page/search/index.cfm';
		document.formSearch.method = 'post';
		document.formSearch.target = '_self';
	}
}

function checkSearchForm() {
	if(document.formSearch.q.value == 'Suchbegriff' || document.formSearch.q.value == '') {
		alert('Bitte geben Sie einen Suchbegriff ein!');
		document.formSearch.q.focus();
		return false;
	} else {
		return true;
	}
}

function showSubNav(id,length) {
	for(var i=0; i<length; i++) {
		document.getElementById('mainNavItem' + i).className = 'none';
		document.getElementById('subNavItem' + i).style.display = 'none';
	}
	if(id >= 0) {
		document.getElementById('mainNavItem' + id).className = 'selected';
		document.getElementById('subNavItem' + id).style.display = 'block';
	}
}