// onresize for ns4
var origWidth, origHeight;
if (document.layers) {
	origWidth = window.innerWidth; origHeight = window.innerHeight;
	window.onresize = function() { if (window.innerWidth != origWidth || window.innerHeight != origHeight) history.go(0); }
}

var cur_lyr="D1_empty";	// holds id of currently visible layer


function swapLayers(id) {
  if (cur_lyr) hideLayer(cur_lyr);
  showLayer(id);
  cur_lyr = id;
}

function showLayer(id) {
  var lyr = getElemRefs(id);
  if (lyr && lyr.css) lyr.css.display = "block";
}

function hideLayer(id) {
  var lyr = getElemRefs(id);
  if (lyr && lyr.css) lyr.css.display = "none";
}

function getElemRefs(id) {
	var el = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: (document.layers)? document.layers[id]: null;
	if (el) el.css = (el.style)? el.style: el;
	return el;
}

var oButton1 = "on"
var oButton2 = "off"
var oButton3 = "off"
var oButton4 = "off"
var oButton5 = "off"
var oButton6 = "off"
var oButton7 = "off"
var ItemNum

aButtonSettings = new Array(oButton1,oButton2,oButton3,oButton4,oButton5,oButton6,oButton7);
aButtonNames = new Array("sNav1","sNav2","sNav3","sNav4","sNav5","sNav6","sNav7");



function setMouseState(sButtonName, ItemNum) {
//	alert(sButtonName);
	for(i=0; i<ItemNum; i++) {
		if(aButtonNames[i]==sButtonName) {
			aButtonSettings[i] = "on";
//			alert(aButtonSettings[i]);
			document.getElementById(aButtonNames[i]).className='submenuOn';
		} else {
			aButtonSettings[i] = "off";
		}
	}
}


function mouseOverCheck(sButtonName,ItemNum) {
	for(i=0; i<ItemNum; i++) {
		if(aButtonNames[i]==sButtonName) {
			if (aButtonSettings[i] == "on") {
				document.getElementById(aButtonNames[i]).className='submenuOn';
			} else {
				document.getElementById(aButtonNames[i]).className='submenuOffHover';
			}
		} else {
			if (aButtonSettings[i] == "on") {
				document.getElementById(aButtonNames[i]).className='submenuOn';
			} else {
				document.getElementById(aButtonNames[i]).className='submenuOff';
			}
		}
	}
}

function mouseOutCheck(sButtonName,ItemNum) {
	for(i=0; i<ItemNum; i++) {
		if(aButtonNames[i]==sButtonName) {
			if (aButtonSettings[i] == "on") {
				document.getElementById(aButtonNames[i]).className='submenuOn';
			} else {
				document.getElementById(aButtonNames[i]).className='submenuOff';
			}
		} else {
			if (aButtonSettings[i] == "on") {
				document.getElementById(aButtonNames[i]).className='submenuOn';
			} else {
				document.getElementById(aButtonNames[i]).className='submenuOff';
			}
		}
	}
}



/*************************************************************************
  Top code is from Dynamic Web Coding at http://www.dyn-web.com/
  Copyright 2001-3 by Sharon Paine
  See Terms of Use at http://www.dyn-web.com/bus/terms.html
  regarding conditions under which you may use this code.
  This notice must be retained in the code as is!
*************************************************************************/