// JavaScript Document


function trocaDiv(w){  
 
 var m = document.getElementById('caixa');  
 var obj = document.getElementById(w);  
 m.innerHTML = obj.innerHTML;
}
 
function mudaUnidade(w){  
 
 var m = document.getElementById('box-unidade');  
 var obj = document.getElementById(w);  
 m.innerHTML = obj.innerHTML;
}