function abreJanela(cod) {
   var desc = "";
    switch(cod) {
      case "ibov" :
	      desc = "Bovespa Index";
		  break;
	  case "djia" :
	      desc = "Dow Jones Index";
		  break;
	  case "nasdaq" :
	      desc = "Nasdaq Index";
		  break;
	  case "oz1d" :
	      desc = "Ouro BM&F"
	          break;
	  case "aeusco" :
	      desc = "R$ x US$"
	          break;
	  case "aejpb1" :
	      desc = "R$ x Japanese Yen"
	          break;
	  case "aegbb1" :
	      desc = "R$ x British Pound"
	          break;
	  case "aeeub1" :
	      desc = "R$ x Euro"
	          break;
          case "aecbnd" :
              desc = "Brazil C-Bonds"
                  break;
          case "aerisc" :
              desc = "Brazil Risk"
                 break;
	  }
    document.graf.atualizaGrafico(cod,desc);
}