var TimeToFade = 1000.0;
var curCS = 0;

function fade() {

  var element = document.getElementById('csInfo');
  if(element == null)
    return;
   
  if(element.FadeState == null) {
    if(element.style.opacity == null || element.style.opacity == '' || element.style.opacity == '1') {
      element.FadeState = 2;
    } else {
      element.FadeState = -2;
    }
  }
   
  if(element.FadeState == 1 || element.FadeState == -1){
    element.FadeState = element.FadeState == 1 ? -1 : 1;
    element.FadeTimeLeft = TimeToFade - element.FadeTimeLeft;
  }
  else {
	
	if (element.FadeState == -2) {
		
		curCS++;
		element.innerHTML = '<a href="case_studies_detail.php?id='+cs_ids[curCS]+'" ><img src="images/clientLogos/'+cs_logos[curCS]+'.jpg" border="0" style="border:#FFF 2px solid;"/><br><br><h5 style="margin-top:-10px;">'+cs_cats[curCS]+'</h5>'+cs_descs[curCS]+'<br/></a>';
		
		sIFR.replace(theFont, {
			  selector: 'h5',
			  css: '.sIFR-root { background-color: #FFFFFF; color: #788080; }',		
			  wmode: 'transparent'
			});

		if (curCS == cs_ids.length-1) {
			curCS = 0;
		}
	}
						
    element.FadeState = element.FadeState == 2 ? -1 : 1;
    element.FadeTimeLeft = TimeToFade;
    setTimeout("animateFade(" + new Date().getTime() + ",'" + 'csInfo' + "')", 33);
  }  
}

function animateFade(lastTick, eid) {  
  var curTick = new Date().getTime();
  var elapsedTicks = curTick - lastTick;
 
  var element = document.getElementById(eid);
 
  if(element.FadeTimeLeft <= elapsedTicks) {
    element.style.opacity = element.FadeState == 1 ? '1' : '0';
    element.style.filter = 'alpha(opacity = ' + (element.FadeState == 1 ? '100' : '0') + ')';
    element.FadeState = element.FadeState == 1 ? 2 : -2;
    return;
  }
 
  element.FadeTimeLeft -= elapsedTicks;
  var newOpVal = element.FadeTimeLeft/TimeToFade;
  if(element.FadeState == 1)
    newOpVal = 1 - newOpVal;

  element.style.opacity = newOpVal;
  element.style.filter = 'alpha(opacity = ' + (newOpVal*100) + ')';
 
  setTimeout("animateFade(" + curTick + ",'" + eid + "')", 33);
  
}

var browser=navigator.appName;
if (browser!="Microsoft Internet Explorer") {
	
	theChanger = setInterval(fade, 3000);

	document.getElementById('csInfo').innerHTML='<a href="case_studies_detail.php?id='+cs_ids[curCS]+'" ><img src="images/clientLogos/'+cs_logos[curCS]+'.jpg" border="0" style="border:#FFF 2px solid;"/><br/><br/><h5 style="margin-top:-10px;">'+cs_cats[curCS]+'</h5>'+cs_descs[curCS]+'<br/></a>';

	sIFR.replace(theFont, {
		  selector: 'h5',
		  css: '.sIFR-root { background-color: #FFFFFF; color: #788080; }',		
		  wmode: 'transparent'
		});
}