function mostra(nome) {

//if ((IE4) || (NS6)) {
//document.all.menu.style.visibility = 'visible';
//document.all.skip.style.visibility = 'hidden';
if (document.getElementById) {
   
	document.getElementById(nome).style.visibility = 'visible';
	document.getElementById(nome).style.height = 'auto';
	document.getElementById(nome).style.display='block'
	
	
  }
  else if (document.layers && document.layers[nome]) {
    
		 document.layers[nome].visibility = 'visible';
		  document.layers[nome].height = 'auto';
		
  }
  else if (document.all) {
   
		document.all[nome].style.visibility = 'visible';
		document.all[nome].style.height = 'auto';
		document.all[nome].style.display='block'
		}
	
}

function nascondi(nome) {
if (document.getElementById) {
   
	document.getElementById(nome).style.visibility = 'hidden';
	document.getElementById(nome).style.height = '0px';
	document.getElementById(nome).style.display='none'
	
	
  }
  else if (document.layers && document.layers[nome]) {
   
		document.layers[nome].visibility = 'hidden';
		document.layers[nome].height = '0px';
		
  }
  else if (document.all) {
  
		document.all[nome].style.visibility = 'hidden';
		document.all[nome].style.height = '0px';
		document.all[nome].style.display='none'
		
	
  }
}


function mostranascondi(nome) {

//if ((IE4) || (NS6)) {
//document.all.menu.style.visibility = 'visible';
//document.all.skip.style.visibility = 'hidden';
if (document.getElementById) {
    if (document.getElementById(nome).style.visibility == 'hidden') { 
	document.getElementById(nome).style.visibility = 'visible';
	document.getElementById(nome).style.height = 'auto';
	document.getElementById(nome).style.display='block'
	}
	else { 
	document.getElementById(nome).style.visibility = 'hidden';
	document.getElementById(nome).style.height = '0px';
	document.getElementById(nome).style.display='none'
	}
	
  }
  else if (document.layers && document.layers[nome]) {
     if (document.layers[nome].visibility == 'hidden') {
		 document.layers[nome].visibility = 'visible';
		  document.layers[nome].height = 'auto';
		 }
	else {
		document.layers[nome].visibility = 'hidden';
		document.layers[nome].height = '0px';
		}
  }
  else if (document.all) {
    if (document.all[nome].style.visibility = 'hidden') {
		document.all[nome].style.visibility = 'visible';
		document.all[nome].style.height = 'auto';
		document.all[nome].style.display='block'
		}
	else {
		document.all[nome].style.visibility = 'hidden';
		document.all[nome].style.height = '0px';
		document.all[nome].style.display='none'
		}
	
  }
}