if ( (typeof mssImgs!='undefined') && (mssImgs.length>0) ) {
  var imgArray = new Array();
  for (x=0; x<mssImgs.length; x++) {
    imgArray[x] = new Image();
    imgArray[x].src = mssImgs[x];
  }
}
function showImage(x) {
  document.getElementById('itemImage').src = mssImgs[x];
  document.getElementById('itemLink').href = mssImgHrefs[x];
}