var image_1 = "/atf/cf/{B9B80531-5182-4B16-895F-3B0912947BA4}/HEART-MONTH-JAN2010_SO.JPG";
var image_2 = "/atf/cf/%7BB9B80531-5182-4B16-895F-3B0912947BA4%7D/HSFNS_STROKE_JUNE2009.GIF";
var image_3 = "/atf/cf/{B9B80531-5182-4B16-895F-3B0912947BA4}/WALKABOUTBANNER_HSFNS.JPG"; 


var link_1 = "http://www.heartandstroke.ns.ca/site/c.inKMIPNlEiG/b.5716597/k.2807/Heart_Month_Walking_Challenge_2010.htm?src=header";
var link_2 = "http://www.heartandstroke.ns.ca/site/c.inKMIPNlEiG/b.5236439/k.CE99/Stroke.htm?src=header";
var link_3 = "http://www.walkaboutns.ca/default.aspx";



var images = [image_1, image_2, image_3];
var myLinks = [link_1, link_2, link_3];


var currentImage = 1;
var isPlaying = false;
var myInterval = null;	
function setImage(imageNum)
{
      currentImage = imageNum;
	  //this will open the 1st banner in the same window
	  if ( currentImage == 0 || currentImage == 1  )
	  {
		  document.getElementById('myBanner').target = "_self" ;
	  }
	  if ( currentImage == 2  )
	  {
		  document.getElementById('myBanner').target = "_blank" ;
	  }
	  
	 /********* changing the banner ALT ***************/
	 
	  
	  
	  if ( currentImage == 0 )
	  {
		  document.getElementById('myImage').alt = "Become a Heart Month valunteer and join our walking challenge" ;
	  }

 	  if ( currentImage == 1 )
	  {
		  document.getElementById('myImage').alt = "Recognize the signs of stroke" ;
	  }
	  if ( currentImage == 2 )
	  {
		  document.getElementById('myImage').alt = "Walking takes you places" ;
	  }
	  
	  
	  
	  
      document.getElementById('myImage').src = images[currentImage];
      //document.getElementById('myImage').alt = images[currentImage];
      //document.getElementById('myImage').alt = images[currentImage];
      highlightLink(currentImage);
}
function highlightLink(index)
{
      var lnk = document.getElementById("controls").getElementsByTagName("a");
      for(var i=0; i<lnk.length; i++)
      {
            lnk[i].className = "whatever";
      }
      lnk[currentImage].className = "highlighted";
}
function nextImage()
{
      setImage((currentImage + 1) % images.length);
}
function startInterval()
{
      myInterval = setInterval('nextImage()', 26000);
      isPlaying = true;
}
function stopInterval()
{
      clearInterval(myInterval);
      myInterval = null;
      isPlaying = false;
}
function resetInterval()
{
      stopInterval();
      startInterval();
}
function togglePause(link, pauseText, playText)
{
      if(isPlaying)
      {
            stopInterval();
            link.innerHtml = playText;
      } else {
            startInterval();
            link.innerHtml = pauseText;
      }
}
function initPage()
{
      setImage(0);
      startInterval();
}
window.onload=initPage;
/*
var images = ["/atf/cf/{99452D8B-E7F1-4BD6-A57D-B136CE6C95BF}/HSFO_NATIONAL_BANNER_ENG.GIF", "/atf/cf/%7BB9B80531-5182-4B16-895F-3B0912947BA4%7D/HS_50TH_MARCH09.GIF"];
var myLinks = ["https://secure.heartandstroke.ca/site/c.ikIQLcMWJtE/b.5197643/k.14C4/Stroke_Month_Campaign_2009__Please_donate/apps/ka/sd/donor.asp?c=ikIQLcMWJtE&b=5197643&utm_campaign=Stroke&utm_medium=HP&utm_source=banner", "http://www.heartandstroke.ns.ca/site/c.inKMIPNlEiG/b.4999239/k.AF7E/Heart_and_Stroke_Foundation_of_Nova_Scotia_50th_Anniversary.htm?src=header"];

"I got my blood pressure under control. Click here to learn how." ;

*/