///////////////////////////////////////////////////////////////////////////////////////////////////////////
// Markets > Mining //
///////////////////////////////////////////////////////////////////////////////////////////////////////////
var miningimages=new Array();
var numImages=4;

for (i=0; i<numImages; i++)
{
  miningimages[i]=new Image();
  miningimages[i].src="img/images/markets/mining/"+(i+1)+".jpg";
}
var curImage=-1;

function swapMiningImages()
{
  if (document.images)
  {
    var nextImage=curImage+1;
    if (nextImage>=numImages)
      nextImage=0;
    if (miningimages[nextImage] && miningimages[nextImage].complete)
    {
      var target=0;
      if (document.images.miningPhotos)
        target=document.images.miningPhotos;
      if (document.all && document.getElementById("miningPhotos"))
        target=document.getElementById("miningPhotos");

// Changing the captions!!! 

if (nextImage==0) {
	document.getElementById('overviewImageCaption').innerHTML = 'Unit train consisting of fully enclosed gondola railcars filled with copper concentrate en route to disposal site.';
} else if (nextImage==1) {
	document.getElementById('overviewImageCaption').innerHTML = 'Side dump trucks filled with copper concentrate entering transload facility.<br /><br />';
} else if (nextImage==2) {
	document.getElementById('overviewImageCaption').innerHTML = 'Side dump trucks filled with copper concentrate being transferred for pick-up and transfer.<br /><br />';
} else if (nextImage==3) {
	document.getElementById('overviewImageCaption').innerHTML = 'Front-end loader loading copper concentrate into gondola railcars.<br /><br />';
}
  
      // Make sure target is valid. It might not be valid if the page has not finished loading.
      if (target)
      {
        target.src=miningimages[nextImage].src;
        curImage=nextImage;
      }

      setTimeout("swapMiningImages()", 7000);

    }
    else
    {
      setTimeout("swapMiningImages()", 700);
    }
  }
}

setTimeout("swapMiningImages()", 7000);