var section ;
function navOn(Sid)
{
 section = Sid;
parse();
}

function parse() {

  if (section=='index') {
    document.getElementById('index').className = 'parentOn'; 
  }
  else if (section=='corporate') {
    document.getElementById('corporate').className = 'parentOn'; 
  }
  else if (section=='modules') {
    document.getElementById('modules').className = 'parentOn'; 
  }
  else if (section=='systems') {
    document.getElementById('systems').className = 'parentOn'; 
  }
  else if (section=='productsservices') {
    document.getElementById('productsservices').className = 'parentOn'; 
  }
  else if (section=='applications') {
    document.getElementById('applications').className = 'parentOn'; 
  }
  else if (section=='sustainability') {
    document.getElementById('sustainability').className = 'parentOn'; 
  }
  else if (section=='investors') {
    document.getElementById('investors').className = 'parentOn'; 
  }
  else if (section=='presscenter') {
    document.getElementById('presscenter').className = 'parentOn'; 
  }
  else if (section=='ms_overview') {
    document.getElementById('ms_overview').className = 'ms_parentOn'; 
  }
  else if (section=='ms_news') {
    document.getElementById('ms_news').className = 'ms_parentOn'; 
  }
  else if (section=='ms_resources') {
    document.getElementById('ms_resources').className = 'ms_parentOn'; 
  }
  else if (section=='ms_contact') {
    document.getElementById('ms_contact').className = 'ms_parentOn'; 
  }
  else if (section=='ms_jobs') {
    document.getElementById('ms_jobs').className = 'ms_parentOn'; 
  }
  else if (section=='ms_showsupport') {
    document.getElementById('ms_showsupport').className = 'ms_parentOn'; 
  }
}