function initTabs() {

	// function only called on pages with tabs

	navRoot=$("tabs");
	for (i=0; i<navRoot.childNodes.length; i++) {
		node = navRoot.childNodes[i];
		if (node.nodeName=="LI") {
			node.onmouseover=function() {
				Element.addClassName(this,'over');
			}
			node.onmouseout=function() {
				Element.removeClassName(this,'over');
			}
		}
	}
}

function initDropDown(){

	navRoot=$("primary").childNodes[0];
	for (i=0; i<navRoot.childNodes.length; i++) {
		node = navRoot.childNodes[i];
		if (node.nodeName=="LI") {
			node.onmouseover=function() {
				Element.addClassName(this,'over');
			}
			node.onmouseout=function() {
				Element.removeClassName(this,'over');
			}
		}
	}

}

Event.observe(window, 'load', initDropDown, false);

/* COOKIE functions  for the rememberage of dropdowns here -> http://cadth.ca/index.php/en/extranet-cdr/cedac-meetings-materials */ 
function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}