var table = document.getElementById('termine-table');
var oldhtml = table.innerHTML;

function doSearch() {
	var search = document.getElementById('termine-input').value;
	if (search === '') {
		return doError(true);
	}
	var splitted = oldhtml.split(search);
	if (splitted.length > 1) {
		var html = splitted[0];
		for (var i = 1; i < splitted.length; i++) {
			var id = '';
			if (i === 1) {
				id = 'id="termine-span" ';
			}
			html += '<span ' + id + 'style="background-color: #ffff00;">' + search + '</span>' + splitted[i];
		}
		try {
			table.innerHTML = html;
			document.getElementById('termine-error').style.display = 'none';
			document.getElementById('termine-span').scrollIntoView();
		} catch (e) {
			doError();
		}
	} else {
		doError();
	}
}

function doError(hideWarning) {
	table.innerHTML = oldhtml;
	if (hideWarning) {
		document.getElementById('termine-error').style.display = 'none';
	} else {
		document.getElementById('termine-error').style.display = 'block';
	}
}

document.getElementById('termine-javascript').style.display = 'block';
doSearch();