addLoadEvent(enhanceLinks);

function enhanceLinks() {
	if (!document.getElementById("content")) return;
	var links = document.getElementById("content").getElementsByTagName("a");
	for (var i = 0; i < links.length; i++) {
		var href = links[i].getAttribute("href");
		if (href.substring(href.length - 4).toLowerCase() == ".pdf") {
			var pdfImg = document.createElement("img");
			pdfImg.setAttribute("src", "./images/pdficon_small.gif");
			pdfImg.setAttribute("alt", "(PDF)");
			addClass(pdfImg, "linkEnhancementIcon");
			links[i].appendChild(pdfImg);
		}
	}
}