/*
Dynamic Calendar II (By Jason Moon at http://www.jasonmoon.net)
Permission granted to Dynamicdrive.com to include script in archive
For this and 100's more DHTML scripts, visit http://dynamicdrive.com
*/

var ns6=document.getElementById&&!document.all
var ie4=document.all
var Selected_Month;
var Selected_Year;
var Current_Date = new Date();
var Current_Month = Current_Date.getMonth();
var Days_in_Month = new Array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
var Month_Label = new Array('January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December');

var Current_Year = Current_Date.getYear();
if (Current_Year < 1000)
Current_Year+=1900

var Today = Current_Date.getDate();

function Header(Year, Month) {

if (Month == 1) {
Days_in_Month[1] = ((Year % 400 == 0) || ((Year % 4 == 0) && (Year % 100 !=0))) ? 29 : 28;
}
var Header_String = Month_Label[Month] + ' ' + Year;
return Header_String;
}

function Make_Calendar(Year, Month) {
var First_Date = new Date(Year, Month, 1);
var Heading = Header(Year, Month);
var First_Day = First_Date.getDay() + 1;
if (((Days_in_Month[Month] == 31) && (First_Day >= 6)) ||
   ((Days_in_Month[Month] == 30) && (First_Day == 7))) {
  var Rows = 6;
}
else if ((Days_in_Month[Month] == 28) && (First_Day == 1)) {
  var Rows = 4;
}
else {
  var Rows = 5;
}

var HTML_String = '<table><tr><td valign="top"><table BORDER=4 CELLSPACING=1 cellpadding=2 FRAME="box" BGCOLOR=#B9D3EE BORDERCOLORLIGHT=#808080>';

HTML_String += '<tr><th colspan=7 BGCOLOR=#FFFFFF BORDERCOLOR=#000000>' + Heading + '</font></th></tr>';

HTML_String += '<tr><th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Sun</th><th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Mon</th><th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Tue</th><th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Wed</th>';

HTML_String += '<th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Thu</th><th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Fri</th><th ALIGN="CENTER" BGCOLOR=#FFFFFF BORDERCOLOR=#000000>Sat</th></tr>';

var Day_Counter = 1;
var Loop_Counter = 1;
for (var j = 1; j <= Rows; j++) {
  HTML_String += '<tr ALIGN="left" VALIGN="top">';
  for (var i = 1; i < 8; i++) {
     if ((Loop_Counter >= First_Day) && (Day_Counter <= Days_in_Month[Month])) {
        if ((Day_Counter == Today) && (Year == Current_Year) && (Month == Current_Month)) {
           HTML_String += '<td BGCOLOR=#FFFFFF BORDERCOLOR=#000000><strong><font color="red">' + Day_Counter + '</font></strong></td>';
        }
        else {
           HTML_String += '<td BGCOLOR=#FFFFFF BORDERCOLOR=#000000>' + Day_Counter + '</td>';
        }
        Day_Counter++;
     }
     else {
        HTML_String += '<td BORDERCOLOR=#B9D3EE> </td>';
     }
     Loop_Counter++;
  }
  HTML_String += '</tr>';
}
HTML_String += '</table></td></tr></table>';
cross_el=ns6? document.getElementById("Calendar") : document.all.Calendar
cross_el.innerHTML = HTML_String;
}

function Check_Nums() {
if ((event.keyCode < 48) || (event.keyCode > 57)) {
  return false;
}
}

function On_Year() {
var Year = document.when.year.value;
if (Year.length == 4) {
  Selected_Month = document.when.month.selectedIndex;
  Selected_Year = Year;
  Make_Calendar(Selected_Year, Selected_Month);
}
}

function On_Month() {
var Year = document.when.year.value;
if (Year.length == 4) {
  Selected_Month = document.when.month.selectedIndex;
  Selected_Year = Year;
  Make_Calendar(Selected_Year, Selected_Month);
}
else {
  alert('Please enter a valid year.');
  document.when.year.focus();
}
}

function Defaults() {
if (!ie4&&!ns6)
return
var Mid_Screen = Math.round(document.body.clientWidth / 2);
document.when.month.selectedIndex = Current_Month;
document.when.year.value = Current_Year;
Selected_Month = Current_Month;
Selected_Year = Current_Year;
Make_Calendar(Current_Year, Current_Month);
}

function Skip(Direction) {
if (Direction == '+') {
  if (Selected_Month == 11) {
     Selected_Month = 0;
     Selected_Year++;
  }
  else {
     Selected_Month++;
  }
}
else {
  if (Selected_Month == 0) {
     Selected_Month = 11;
     Selected_Year--;
  }
  else {
     Selected_Month--;
  }
}
Make_Calendar(Selected_Year, Selected_Month);
document.when.month.selectedIndex = Selected_Month;
document.when.year.value = Selected_Year;
}