function Menu(current,liga,cor) {
   if (!document.getElementById) return;
   if (liga==0){
   m=document.getElementById(current);
   m.style.backgroundColor=cor;
   m.style.cursor='hand';
   }
   if (liga==1){
   m=document.getElementById(current);
   m.style.backgroundColor=cor;
   }    
}
function ir(url){
location.href=url;
}