var bSlide    = 0;
var num       = 0;
var imgName   = "imgSlide";
var imgHidden = "imgHidden";
var bStart    = 0;
var fwdImage  = new Image;

function slides()
{
  next_slide();
}

function next_slide()
{
    bSlide = false;
    num++;
    if (num>numpics)
    { 
        num = 0;
    }
  
    if ( picloaded[num] == 0 )
    {
        picloaded[num] = 1;
        picdata[num].src = picsrc[num];
    }
  
    print_new_slide();
}

function print_new_slide()
{
    document['imgHidden'].src = picsrc[num];
    
    if( bStart > 0 )
    {
        fadeTrans(imgName, imgHidden, 1200);
        
        if (num < numpics-1)
            fwdImage.src = picsrc[num+1];
            
    }
    else
    {
        bStart=1;
        document[imgName].src = document['imgHidden'].src;
    }
}

function start_slideshow()
{
    if(bSlide==false)
    {
        bSlide = true;
        slideshow();
    }
}

function slideshow()
{
  if (bSlide==true)
  {
    num++;
    if (num>numpics-1)
    {
      num=0;
    }
    print_new_slide();
    setTimeout('slideshow()',5000);
    if ( picloaded[num] == 0 )
    {
        picloaded[num] = 1;
        picdata[num].src = picsrc[num];
    }
  }
}