function getAdr(ppcname, ppchost) {
	return "<a href=" + "mail" + "to:" + ppcname + "&#64;" + ppchost + ">" + ppcname + "&#64;" + ppchost + "</a>"; 
}

function addMouseOver(id, newSrc) {
	var img = document.getElementById(id);
	if (img) {
		img["newSrc"] = newSrc;
		img["oldSrc"] = img.src;
		img.onmouseover = function() {
			img.src = img.newSrc;
		};
		img.onmouseout = function() {
			img.src = img.oldSrc;
		};
	}
}