function go() {
	box = document.forms[0].sort_order;
	destination = box.options[box.selectedIndex].value;
	if (destination) location.href = destination;
}
function clearBox(box) {
	 if(box.value==box.defaultValue) {
	 	 box.value = "";
	 }
}

function initLinks() {
  for (i in document.links) {
    link = document.links[i];
    if (link.rel && link.rel.indexOf('external')!=-1) {
      link.onclick = onExternalLinkActivate;
      link.onkeypress = onExternalLinkActivate;
    }
  }
}

function onExternalLinkActivate() {
  window.open(this.href);
  return false;
}
window.onload = initLinks;

function changeImage(element, newImg) {
    if(document.images[element] && newImg) {
        document.images[element].src = newImg;

    }
}