// JScript File

var foo = null; // object
var view_port = null;
var ticker_pos = 600; 

var interval = 20;
var xmove = 1;

var active = true;

function doMove()
{
   if (!foo)
      return;

   if (active) {
      var left = parseInt(foo.style.left) - xmove;

      if (left + foo.clientWidth < 0)
         foo.style.left = view_port.clientWidth + 'px';
      else
         foo.style.left = left + 'px';
   }

   setTimeout(doMove, interval);
}

function init() 
{
   foo = document.getElementById('ticker_wrapper'); // get the "ticker" object
   if (!foo)
      return;

   foo.style.display = 'none';

   view_port = document.getElementById('ticker_viewport');

   if (ticker_pos == null)  
      foo.style.left = view_port.clientWidth + 'px'; // set its initial position to 0px

   foo.style.display = '';

   if (navigator.userAgent.indexOf("Firefox") >= 0 || navigator.userAgent.indexOf("Opera") >= 0) {
      interval = 40;
      xmove = 1;
   }

   ticker_pos = readCookie('ticker_pos') || 600;

   foo.style.left = ticker_pos+'px';

   doMove();
}

var register = function(elem, eventName, eventHandler){
        if (elem.attachEvent) 
            elem.attachEvent("on" + eventName, eventHandler);
        else 
            if (elem.addEventListener) 
                elem.addEventListener(eventName, eventHandler, false);
    }

register(window, 'load', function() {
        init();
    });


// Write cookie function
function createCookie(name,value)
{
	document.cookie = name + "=" + escape(value);
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');

	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function TickerResume()
{
   active = true;
}

function TickerPause()
{
   active = false;
}

window.onunload = function()
{
   if (foo) {
      createCookie('ticker_pos', parseInt(foo.style.left));
   }
}