var monthNames = new Array ("Jan","Fev","Mar","Abr","Mai","Jun","Jul","Ago","Set","Out","Nov","Dez");
function formatDate(nDay, nMonth, nYear) {
   var DD = "0" + nDay;
   DD = DD.substring(DD.length-2, DD.length); 
   return DD + "-" + monthNames[nMonth-1] + "-" + (nYear+0) ;
}