function divSwap(thechosenone) {
      var showList = document.getElementsByTagName("div");
            for(var x=0; x<showList.length; x++) {
                  name = showList[x].getAttribute("name");
                  if (name == 'showList') {
                        if (showList[x].id == thechosenone) {
                        showList[x].style.display = 'block';
                  }
                  else {
                        showList[x].style.display = 'none';
                  }
            }
      }
}