/************************************************script simple******************************************/

function visiblemenu(id)
{
document.getElementById(id).style.display="";

}

function hidemenu(id)
{
document.getElementById(id).style.display="none";

}

/************************************************script show******************************************/

function show_details (id)
{
var descrp_id="descrp_"+id;
var details_id="details_"+id;
  if (document.getElementById(descrp_id).style.display == 'none')
{
  document.getElementById(details_id).style.display = 'none';
  new Effect.Appear(document.getElementById(descrp_id));
}
else
  {
  document.getElementById(descrp_id).style.display = 'none';
  new Effect.Appear(document.getElementById(details_id));
  }
}