function getElement(id) {
	return document.getElementById ? document.getElementById(id) :
	document.all ? document.all(id) : null;
}

function showProduct(box) {
	el = getElement(box.value);
	if (el) el.style.display = (box.checked) ? '' : 'none';
}
function enableButton(box) {
	el = getElement(box.value);
	if (el)
	{
		if (box.checked)
		{
			el.src = 'images/btn_buynow_LG.gif';
			el.disabled = false;
		}
		else
		{
			el.src = 'images/btn_buynow_LG_grayed.gif';
			el.disabled = true;
		}
	}
}
function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
window.onload = externalLinks;