var curpage=0;
var timer=null;
var imagesWidth=null;
var imagesHeight=null;
var slideHeight=0;
var stopped = false;
var numpages = 0;
var arraySlides;
var obj;

function fnc_next()
{
  if (curpage > numpages-1){curpage=0;}

  obj=arraySlides[curpage];
  obj.className = "newsitem slide slideHidden";

  curpage++;

  if (curpage>numpages - 1){curpage = 0;}

  obj=arraySlides[curpage];
  obj.className = "newsitem slide slideVisible";

  if(!stopped){clearTimeout(timer);start();}

}

function fnc_prev()
{
  if (curpage>numpages) curpage = 0;

  //Get current item
  obj= arraySlides[curpage];

  if(obj){obj.className = "newsitem slide slideHidden";}
  
  curpage--;
  if (curpage<0)  curpage = numpages-1;

  //Get previous data
  obj=arraySlides[curpage];
  if(obj){obj.className = "newsitem slide slideVisible";}

  if(!stopped)
  {
    clearTimeout(timer);
    start();
  }
}

function stopstart(img) 
{
  if (stopped) {
    img.src="/sites/all/themes/nccnhr3/nccnhr-advocate/images/"+img.id+".jpg";
//    img.onmouseover="sgppnov(this);";
//    img.onmouseout="sgppnou(this);";
    start();
  } else {
    img.src="/sites/all/themes/nccnhr3/nccnhr-advocate/images/"+img.id+"_over.jpg";
//    img.onmouseover="";
//    img.onmouseout="";
    stop();
  }
}

function stop() 
{
  if (!(stopped)) 
  {
    clearTimeout(timer);
    stopped=true;
  }
}
function start() 
{
  timer=setTimeout('fnc_next()',6000);
  stopped=false;
}

function firsthideImgs()
{
  arraySlides = document.getElementsByName("rotator");

  numpages = arraySlides.length;
  //Hide each image
  for (i=0;i <= numpages;i++)
  {
    var obj=arraySlides[i];
    if(obj)
    {
      if(i==0) 
      {
        imagesWidth  = document.getElementById('imgSlide').width;
        imagesHeight = document.getElementById('imgSlide').height;
      }
      
      slideHeight = imagesHeight + ((showTitle==0)?88:0);
    }
  }


  //Show first image
  curpage = 0;
  var firstSlide = arraySlides[0];
  if(firstSlide)
  {
    slideHeight = imagesHeight;
    start();
  }
}


function firsthide()
{
  

  arraySlides = document.getElementsByName("rotator");

  numpages = arraySlides.length;

  //Hide each slide

  for (i=0;i < numpages ;  i ++)
  {
    obj=arraySlides[i];
    if(obj)
    {
      if(i==0) 
      {
        imagesWidth  = document.getElementById('imgSlide').width;
        imagesHeight = document.getElementById('imgSlide').height;
      }

      slideHeight = imagesHeight + 135;
      obj.className = "newsitem slide slideHidden";
      if(i==0){obj.className = "newsitem slide slideVisible";}
    }
  }

  //Hide nav if less than two images
  if (numpages < 2)
  {
    var buttonarea=document.getElementById('buttonsSlide');
    if(buttonarea)
    {
      buttonarea.style.visibility = "hidden";
      buttonarea.style.display = "none";
    }
    
  }

  //Show first image
  curpage = 0;
  var firstSlide = arraySlides[0];
  if(firstSlide){start();}
  

}

function sgppnov(img)
{
//  img.src='/images/'+img.id+'_over.gif';
}
function sgppnou(img)
{
//  img.src='/images/'+img.id+'.gif';
}