var ie6 = (jQuery.browser.msie && jQuery.browser.version.indexOf("6") == 0);
var times = 21;
var counter = 0;
var currentimage = 0;
var autoCycleTime = 6000;
var continueAutoCycle = true;
var intervalID;
var rotator=new Array()
// preload rotator images
rotator[1]= "/images/rotate0.jpg";
rotator[2]= "/images/rotate1.jpg";
rotator[3]= "/images/rotate2.jpg";
rotator[4]= "/images/rotate3.jpg";



function cookie(name){
var allcookies = document.cookie;
pos = allcookies.indexOf(name);
var end
if(pos != -1){
  var start = pos + name.length + 1;
  var end1 = allcookies.indexOf(";", start);
  var end2 = allcookies.indexOf("&", start);
  ((end1 < end2)||(end2 == -1)) ? end=end1 : end=end2;
  if (end == -1){
    end = allcookies.length;
  }
  if(start == end)
    var value = "";
  else
    var value = allcookies.substring(start,end);
 }
return(value);
}


function fix_rel_external(){
	$("#content-wrapper a[rel='external']").attr('target','_new');
}

function showNextCycle ()
{
  var randomnumber=Math.floor((Math.random()*3)+1)
  counter++;

  if (currentimage >=3)
  	currentimage = 1;
  else
	currentimage++;

  if (continueAutoCycle)
  {
	var featureImage = "url(/images/rotate" + currentimage + ".jpg)";
	$("div.rotate").css("background-image", "url(/images/rotate0.jpg)");
	$("div.rotate").css("background-image", featureImage);

	if(counter>times)
		clearInterval (intervalID);
  }
}

$(document).ready(function() {
      fix_rel_external();
    
	// Code for autorotation
	$("div.rotate").css("background-image", "url(/images/rotate1.jpg)");
	intervalID = setInterval("showNextCycle()",autoCycleTime);

	//Code for Menu
	if(ie6) {
		$("#topnavigation ul li").hover(function() {
			$(this).addClass("over");
		}, function() {
			$(this).removeClass("over");	
		});
		
		$("#topnavigation ul li ul li").hover(function() {
			$(this).addClass("sub-over");
		}, function() {
			$(this).removeClass("sub-over");	
		});
		
	}

});