function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
	if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
	obj.visibility=v; }
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
	document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function adjustLayout() {
	xHeight('content', Math.max(xHeight('content'), Math.max(xHeight('nav'), xHeight('extra'))));
}

function registerEventListener(evt, handler) {
	if (evt.substring(0,2) == 'on') evt = evt.substring(2);

	if (window.addEventListener)
		window.addEventListener(evt,handler,false);
	else if (window.attachEvent)
		window.attachEvent('on' + evt,handler);
	else if (window.onload) {
		var oldHandler = window.onload;
		window.onload = function foobar() {
			oldHandler();
			handler();
		};
	} else {
		window.onload = handler;
	}
}
function doResize() {
	h = xClientHeight() - 321;
	if (xHeight('content') < h) xHeight('content', h);
}

registerEventListener('load', function() { doResize(); } );
registerEventListener('resize', function() { doResize(); } );


function imageWindow(url, w, h) {
	window.open(url, '', 'width=' + (w+18) + ',height=' + (h+24) + ',location=no,menubar=no,resizable=no,scrollbars=no,status=no,toolbar=no');
}