function writeEMailFull(name, server) 
{
   var emailE=(name + '@' + server)
   document.write('<A href="mailto:' + emailE + '">' + emailE + '</a>')
}

function writeEMail(name) 
{
   var emailE=(name + '@avcb.ch')
   document.write('<A href="mailto:' + emailE + '">' + emailE + '</a>')
}

function blocking(nr)
{
 var style_block = 'block';
 var style_none = 'none';

 blocking2(nr);
 blocking2(nr + '_' + style_block);
 blocking2(nr + '_' + style_none);

}

function blocking2(nr)
{

 if (document.getElementById)
 {
  current = (document.getElementById(nr).style.display == 'block') ? 'none' : 'block';
  document.getElementById(nr).style.display = current;
 }
 else if (document.all)
 {
  current = (document.all[nr].style.display == 'block') ? 'none' : 'block'
  document.all[nr].style.display = current;
 }

}