function show(item)
{
 var contenedor=document.getElementById('contenedor'+item) 
 var contenedor2=document.getElementById('contenedoro'+item) 
// document.getElementById('search_v5_2').value="";
 if(contenedor.style.display=='none')
 {
  contenedor.style.display='inline-block'
  contenedor2.style.display='none'
 }
 else
 {
  contenedor.style.display='none'
  contenedor2.style.display='inline-block'
 }
}