function Calendario(arrDias) {
  <!-- Begin

  //  SET ARRAYS
  var day_of_week = new Array('Dom','Seg','Ter','Qua','Qui','Sex','Sab');
  var month_of_year = new Array('Janeiro','Fevereiro','Março','Abril','Maio','Junho','Julho','Agosto','Setembro','Outubro','Novembro','Dezembro');

  //  DECLARE AND INITIALIZE VARIABLES
  var Calendar = new Date();

  var year = Calendar.getYear();	    // Returns year
  var month = Calendar.getMonth();    // Returns month (0-11)
  var today = Calendar.getDate();    // Returns day (1-31)
  var weekday = Calendar.getDay();    // Returns day (1-31)

  var DAYS_OF_WEEK = 7;    // "constant" for number of days in a week
  var DAYS_OF_MONTH = 31;    // "constant" for number of days in a month
  var cal;    // Used for printing

  var blnHlght;

  Calendar.setDate(1);    // Start the calendar day at '1'
  Calendar.setMonth(month);    // Start the calendar month at now


  /* VARIABLES FOR FORMATTING
  NOTE: You can format the 'BORDER', 'BGCOLOR', 'CELLPADDING', 'BORDERCOLOR'
        tags to customize your caledanr's look. */

  var TR_start = '<TR>';
  var TR_end = '</TR>';
  var highlight_start = '<TD WIDTH="30"><TABLE CELLSPACING=0 BORDER=1 BGCOLOR=84C225 BORDERCOLOR=008000 TITLE="~"><TR><TD WIDTH=20><B><CENTER>';
  var highlight_end   = '</CENTER></TD></TR></TABLE></B>';
  var TD_start = '<TD WIDTH="30"><CENTER>';
  var TD_end = '</CENTER></TD>';

  /* BEGIN CODE FOR CALENDAR
  NOTE: You can format the 'BORDER', 'BGCOLOR', 'CELLPADDING', 'BORDERCOLOR'
  tags to customize your calendar's look.*/

  cal =  '<TABLE BORDER=1 CELLSPACING=0 CELLPADDING=0 BORDERCOLOR=BBBBBB><TR><TD>';
  cal += '<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=2>' + TR_start;
  cal += '<TD COLSPAN="' + DAYS_OF_WEEK + '" BGCOLOR="#EFEFEF"><CENTER><B>';
  cal += month_of_year[month]  + '   ' + year + '</B>' + TD_end + TR_end;
  cal += TR_start;

  //   DO NOT EDIT BELOW THIS POINT  //

  // LOOPS FOR EACH DAY OF WEEK
  for(index=0; index < DAYS_OF_WEEK; index++)
  {

  // BOLD TODAY'S DAY OF WEEK
  if(weekday == index)
  cal += TD_start + '<B>' + day_of_week[index] + '</B>' + TD_end;

  // PRINTS DAY
  else
  cal += TD_start + day_of_week[index] + TD_end;
  }

  cal += TD_end + TR_end;
  cal += TR_start;

  // FILL IN BLANK GAPS UNTIL TODAY'S DAY
  for(index=0; index < Calendar.getDay(); index++)
  cal += TD_start + '  ' + TD_end;

  // LOOPS FOR EACH DAY IN CALENDAR
  for(index=0; index < DAYS_OF_MONTH; index++)
  {
  if( Calendar.getDate() > index )
  {
    // RETURNS THE NEXT DAY TO PRINT
    week_day = Calendar.getDay();

    // START NEW ROW FOR FIRST DAY OF WEEK
    if(week_day == 0)
    cal += TR_start;

    if(week_day != DAYS_OF_WEEK)
    {

    // SET VARIABLE INSIDE LOOP FOR INCREMENTING PURPOSES
    var day = Calendar.getDate();





    blnHlght = false;
    strSubst = "";

    for(var arrDia = 0; arrDia < arrDias.length; arrDia++) {
      if (arrDias[arrDia][0] == day) {
        blnHlght = true;
        strSubst = arrDias[arrDia][1].toString();
        break;
      }
    }

    // HIGHLIGHT TODAY'S DATE
    if (blnHlght == true) {
      myString = highlight_start;
      myString = myString.replace(/~/, strSubst);
      cal += myString + day + highlight_end + TD_end;
    }

    // PRINTS DAY
    else {
      if( today==Calendar.getDate() )
        cal += TD_start + "<B><FONT COLOR=RED>" + day + "</FONT></B>" + TD_end;
      else
        cal += TD_start + day + TD_end;
      }
    }





    // END ROW FOR LAST DAY OF WEEK
    if(week_day == DAYS_OF_WEEK)
    cal += TR_end;
    }

    // INCREMENTS UNTIL END OF THE MONTH
    Calendar.setDate(Calendar.getDate()+1);

  }// end for loop

  cal += '</TD></TR></TABLE></TABLE>';

  //  PRINT CALENDAR
  document.write(cal);

  //  End -->
}