// JavaScript Document

var sImgSlow = 'ticker_slow.gif', sTxtSlow = 'langsamer';
var sImgFast = 'ticker_fast.gif', sTxtFast = 'schneller';
var sImgStart = 'ticker_start.gif', sTxtStart = 'Ticker starten';
var sImgStop = 'ticker_stop.gif', sTxtStop = 'Ticker anhalten';


function tickerStartStop() {
	var marq = document.getElementById('tickermarquee');
	var ctrlimg = document.getElementById('tickerstartstop');
	
	if (marq && ctrlimg) {
		if (ctrlimg.title == sTxtStart) {
			marq.start();
			ctrlimg.src = ctrlimg.src.substr(0, ctrlimg.src.length - sImgStart.length) + 'ticker_stop.gif';
			ctrlimg.title = ctrlimg.alt = sTxtStop;
		} else {
			marq.stop();
			ctrlimg.src = ctrlimg.src.substr(0, ctrlimg.src.length - sImgStop.length) + 'ticker_start.gif';
			ctrlimg.title = ctrlimg.alt = sTxtStart;
		}
	}
	return false;
}

function tickerSlowFast() {
	var marq = document.getElementById('tickermarquee');
	var ctrlimg = document.getElementById('tickerslowfast');
	if (marq && ctrlimg) {
		if (ctrlimg.title == sTxtSlow) {
			marq.scrollAmount = 1;
			ctrlimg.src = ctrlimg.src.substr(0, ctrlimg.src.length - sImgSlow.length) + sImgFast;
			ctrlimg.title = ctrlimg.alt = sTxtFast;
		} else {
			marq.scrollAmount = 2;
			ctrlimg.src = ctrlimg.src.substr(0, ctrlimg.src.length - sImgFast.length) + sImgSlow;
			ctrlimg.title = ctrlimg.alt = sTxtSlow;
		}
	}
	return false;
}

function tickerBreak(action) {
	var marq = document.getElementById('tickermarquee');
	var ctrlimg = document.getElementById('tickerstartstop');
	if (marq && ctrlimg) {
		if (action == 'halt') {
			marq.stop();
		} else {
			if (ctrlimg.title == sTxtStop) {
				marq.start();
			}
		}
	}
}