<!--

/*
This code is from Dynamic Web Coding 
at http://www.dyn-web.com/
See Terms of Use at http://www.dyn-web.com/bus/terms.html
Permission granted to use this code 
as long as this entire notice is included.
*/

// 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 currLayer;	// holds id of currently visible layer

function showLayer(layer) {

	if (currLayer) {
		var currCss = getLayerCss(currLayer);
		if (currCss) currCss.visibility="hidden";
	}
	currLayer = layer;
	var currCss = getLayerCss(currLayer);
	if (currCss) {
		currCss.visibility = "visible";
		currCss.zIndex = 1000;	// some browsers need z-index set
	}
}

function hideLayer(layer) {
  currLayer = layer;
	var currCss = getLayerCss(currLayer);
	if (currCss) {
		currCss.visibility = "hidden";
		currCss.zIndex = 1000;	// some browsers need z-index set
	}
}

function hideAll() {
	hideLayer('athleteLayer');
	hideLayer('newsLayer');
	hideLayer('galleryLayer');
}

// get reference
function getLayerCss(id) {
	var layer, layercss;
	layer = (document.getElementById)? document.getElementById(id): (document.all)? document.all[id]: (document.layers)? getLayerRef(id,document): null;
	if (layer) layercss = (layer.style)? layer.style: layer;
	return layercss;
}

// get reference to nested layer for ns4
function getLayerRef(layer,doc) {
	if (document.layers) {
		var thelayer;
		for (var i=0; i<doc.layers.length; i++) {
	  	thelayer = doc.layers[i];
			if (thelayer.name == layer) return thelayer;
			else if (thelayer.document.layers.length > 0) 
	    	if ((thelayer = getLayerRef(layer,thelayer.document)) != null)
					return thelayer;
	  }
		return null;
  }
}
//-->