var day_of_week = new Array('So','Mo','Di','Mi','Do','Fr','Sa');
var month_of_year = new Array('Januar','Februar','März','April','Mai','Juni','Juli','August','September','Oktober','November','Dezember');

var Calendar = new Date();

var year = Calendar.getYear();
var month = Calendar.getMonth();
if (month == 11) { month = 0; } else { month = month + 1; }
var today = Calendar.getDate();
var weekday = Calendar.getDay();

var DAYS_OF_WEEK = 7;
var DAYS_OF_MONTH = 31;
var cal;

Calendar.setDate(1);
Calendar.setMonth(month);


var TR_start = '<TR>';
var TR_end = '</TR>';
var highlight_start = '<TD WIDTH="30"><TABLE CELLSPACING=0 BORDER=1 BGCOLOR=#FFFFFF BORDERCOLOR=#000080><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>';

cal =  '<TABLE BORDER=1 CELLSPACING=0 CELLPADDING=0 BORDERCOLOR=#EAEDF7><TR><TD>';
cal += '<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=2>' + TR_start;
cal += '<TD COLSPAN="' + DAYS_OF_WEEK + '" BGCOLOR=#EAEDF7><CENTER><B>';
cal += month_of_year[month]  + '   ' + year + '</B>' + TD_end + TR_end;
cal += TR_start;

for(index=0; index < DAYS_OF_WEEK; index++)
{

cal += TD_start + day_of_week[index] + TD_end;
}

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

for(index=0; index < Calendar.getDay(); index++)
cal += TD_start + '  ' + TD_end;

for(index=0; index < DAYS_OF_MONTH; index++)
{
if( Calendar.getDate() > index )
{
  week_day =Calendar.getDay();

  if(week_day == 0)
  cal += TR_start;

  if(week_day != DAYS_OF_WEEK)
  {

  var day  = Calendar.getDate();

  cal += TD_start + day + TD_end;
  }

  if(week_day == DAYS_OF_WEEK)
  cal += TR_end;
  }

  Calendar.setDate(Calendar.getDate()+1);
}

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

document.write(cal);