// JavaScript Document
var divid;

function tt_show(divid){

document.getElementById(divid).style.visibility = "visible"; 
document.getElementById('hidesubnav').style.visibility = "visible"; 
var oColl = document.getElementsByTagName('SELECT');
for (var i = 0; i < oColl.length; i++)
{
	oColl.item(i).style.visibility = "hidden"; 
}

}
function tt_hide(divid){
  document.getElementById(divid).style.visibility = "hidden"; 
    document.getElementById('hidesubnav').style.visibility = "hidden"; 
var oColl = document.getElementsByTagName('SELECT');
for (var i = 0; i < oColl.length; i++)
{
		oColl.item(i).style.visibility = "visible"; 
}

}

function activeMap(ml){
/*
  var lnMp = document.getElementsByClassName('nav_active_map');
  for (var i = 0; i < lnMp.length; i++){
    lnMp.item(i).className='linkMap';
  }
*/
  ml.className='nav_active_map';
}