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 MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
  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; }
}

	var navV=navigator.appVersion;
	var navA=navigator.userAgent;
	var dom=document.getElementById?1:0;
	var op=(navA.indexOf("Opera")>-1 && dom)?1:0;
	var ie4=(document.all && !dom && !op)?1:0;
	var ie5=(navV.indexOf("MSIE 5")>-1)?1:0;
	var ie6=(navV.indexOf("MSIE 6")>-1)?1:0;
		ie5=((ie5||ie6) && dom && !op)?1:0;
	var ns4=(document.layers && !op)?1:0;
	var ns5=(parseInt(navV)>= 5 && dom && !op)?1:0;
	var win=navA.indexOf("Win")>-1?1:0;
	var mac=navA.indexOf("Mac")>-1?1:0;
	var useable=(dom||ie4||ie5||ie6||ns4||ns5||op)?1:0;

function addShadow() {
	if (ie5 && win) {
		document.write('<br><img src="' + pathtoroot + 'images/tnav_dropshadow.gif" width="137" height="7" border="0" alt="" style="Filter: Alpha(Opacity=25)">');
	}
	else {
		//do nothing
	}	
}