function fixH()
{

var rh=document.getElementById('rightnav').offsetHeight;
var mh=document.getElementById('main').offsetHeight;
var a=Math.max(rh,mh);
document.getElementById('rightnav').style.height=(rh>a)? rh+"px" : a+"px";

}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

<!--
/****************************************************
     Author: Eric King
     Url: http://redrival.com/eak/index.shtml
     This script is free to use as long as this info is left in
     Featured on Dynamic Drive script library (http://www.dynamicdrive.com)
****************************************************/
var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos){
if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
win=window.open(mypage,myname,settings);}
// -->


function xmenu(iddiv)
{
	id='div01_'+iddiv;

	idtd='td_'+iddiv;

	xidimg='ximg_'+iddiv;

	idimg='img_'+iddiv;
	/*
	if(document.all[id].style.display=='none')
	{
		document.all[id].style.display='';
	}
	else
	{
		document.all[id].style.display='none';
	}
	*/
	var div = null;
	if(!document.all)
	{
		div = document.getElementById(id);
	}
	else
	{
		div = document.all.item(id);
	}
	if(div.style.display == 'none')
	{
		div.style.display = 'block';
	}
}

function hideMenu(iddiv)
{
	id='div01_'+iddiv;
	var div = null;
	if(!document.all)
	{
		div = document.getElementById(id);
	}
	else
	{
		div = document.all.item(id);
	}
	div.style.display = 'none';
}