var i = 0;
var wi = 10;

function getWidth() {
//    return (document.body.clientWidth);
    return (1000);
}

function Ticker(name, id, contID, shiftBy, interval) {
	this.name     = name;
	this.id       = id;
	this.contID   = contID;
	this.shiftBy  = shiftBy;
	this.interval = interval;
	this.runId	= null;
	
	this.div = document.getElementById(id);
	this.cont_div = document.getElementById(contID);
	
	var node = this.div.firstChild;
	var next;
	
	while (node) {
		next = node.nextSibling;
		if (node.nodeType == 3) this.div.removeChild(node);
		node = next;
	}

	this.left = getWidth() - wi;

	this.shiftLeftAt = getfirstChildNode(this.div).offsetWidth;
	this.div.style.height	= getfirstChildNode(this.div).offsetHeight;
	this.div.style.width = 2 * (getWidth() - wi);
	this.div.style.visibility = 'visible';
	this.cont_div.style.width = getWidth() - wi + 'px';
}

function startTicker() {
	this.stop();
	
	if(i==10) {
		this.cont_div.style.width = getWidth() - wi + 'px';
		i = 0;
	}  else { i++; }

	this.left -= this.shiftBy;

	if( this.shiftLeftAt == 0) {
		this.shiftLeftAt = getfirstChildNode(this.div).offsetWidth;
	}

	if (this.left <= -this.shiftLeftAt && this.shiftLeftAt != 0) {
		this.left = getWidth() - wi;
		this.div.appendChild(getfirstChildNode(this.div));
//		this.div.appendChild(this.div.firstChild);
	}

	this.div.style.left = (this.left + 'px');
	this.runId = setTimeout(this.name + '.start()', this.interval);
}

function stopTicker() {
	if (this.runId) clearTimeout(this.runId);
	this.runId = null;
}

function getfirstChildNode(elem){
	var node = null;
	if (elem.childNodes.length>0){
		node = elem.childNodes[0];
	} else {
		node = $(':first-child',elem)[0];
	}
	
	return node;
}

function changeTickerInterval(newinterval) {
	if (typeof(newinterval) == 'string') newinterval =  parseInt('0' + newinterval, 10); 
	if (typeof(newinterval) == 'number' && newinterval > 0) this.interval = newinterval;
    this.stop();
    this.start();
}

/* Prototypes for Ticker */
Ticker.prototype.start = startTicker;
Ticker.prototype.stop = stopTicker;
Ticker.prototype.changeInterval = changeTickerInterval;