/* LAYER DISPLAY FUNCTIONS   */

var timerID = null;
var timerOn = false;
var timecount = 500;

function fncDIV_ACTIONS(THIS_NAME,THIS_NUM) {
	for (var i=1;i<=maxMenus;i++) {
		if (THIS_NUM==i) {
			fncDIV_SHOW_HIDE(THIS_NAME+i,1)
		} else {
			fncDIV_SHOW_HIDE(THIS_NAME+i,0)
		}
	}
}

function fncDIV_SHOW_HIDE(THIS_MENU,MENU_STATE) {
	if (MENU_STATE==1) {
		document.getElementById(THIS_MENU).style.visibility = "visible";
	} else {
		document.getElementById(THIS_MENU).style.visibility = "hidden";
	}
}

function fncTIME_STOP(THIS_NAME,THIS_NUM,THIS_MAX) {
	if (timerOn) {
		clearTimeout(timerID);
		timerID = null;
		timerOn = false;
	}
}

function fncTIME_START(THIS_NAME,THIS_NUM,THIS_MAX) {
	if (timerOn == false) {
		timerID=setTimeout( "fncDIV_ACTIONS('"+THIS_NAME+"',"+THIS_NUM+","+THIS_MAX+")" , timecount);
		timerOn = true;
	}
}

function fncHOLD_ROLLOVER_STOP() {
	fncTIME_STOP('subnav',0,maxMenus);
}

function fncHOLD_ROLLOVER_START() {
	fncTIME_START('subnav',0,maxMenus);
}

/* load external links in a new window */
function externalLinks()
	{
	if (!document.getElementsByTagName)
		return;
	var anchors = document.getElementsByTagName("a");
	for (var i=0; i<anchors.length; i++)
		{
		var anchor = anchors[i];
		if (anchor.getAttribute("href") &&  anchor.getAttribute("rel") == "external")
			anchor.target = "_blank";
		}
	}
window.onload = externalLinks;