var rowsetting = "show";
var childIdPrefix = "info";
var lastChildNum = 5;
function swapRow(rowID)
{
	if (rowsetting == "hide") {
		for (i=0; i<=lastChildNum; i++) {
			if(document.getElementById(childIdPrefix+i)) {
				document.getElementById(childIdPrefix+i).style.display = "none";
			}
		}
	}
	document.getElementById(rowID).style.display = (document.getElementById(rowID).style.display=="none")?"block":"none";
}

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);