// JavaScript Document
function setCaption(captionTitle, captionDetail) {
	var para = document.getElementById("caption");
	while (para.childNodes.length > 0) { para.removeChild(para.firstChild); }
	var span = document.createElement("span");
	var i = document.createElement("i");
	span.appendChild(i);
	i.appendChild(document.createTextNode(captionTitle));
	span.appendChild(document.createTextNode(", " + captionDetail));
	para.appendChild(span);
}