// SITE FUNCTIONS 
// TESTABILITY INC.
// CREATED 6/29/2004
// BY James Gibson

function switchContent(element) {
	
	if (lastID != '') {
		document.getElementById(lastID).style.display = 'none';
	}
	document.getElementById(element).style.display = 'block';
	lastID = element;
}

var lastID = 'index';

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (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);