DTnow = new Date();				// create new date object 'DTnow'   

Year  = DTnow.getYear();		// years since 1900 (maybe! - see below)

Month = DTnow.getMonth()+1;		// month-of-year field (0-11)

DayM  = DTnow.getDate();		// day-of-month field (1-31)

Hour  = DTnow.getHours();      // hours field (0-23)

Mins  = DTnow.getMinutes();    // minutes field (0-59)

Secs  = DTnow.getSeconds();    // seconds field (0-59)



  if (Month ==  0) var monthstr = "Jan";

  if (Month ==  1) var monthstr = "Feb";

  if (Month ==  2) var monthstr = "Mar";

  if (Month ==  3) var monthstr = "Apr";

  if (Month ==  4) var monthstr = "May";

  if (Month ==  5) var monthstr = "Jun";

  if (Month ==  6) var monthstr = "Jul";

  if (Month ==  7) var monthstr = "Aug";

  if (Month ==  8) var monthstr = "Sep";

  if (Month ==  9) var monthstr = "Oct";

  if (Month == 10) var monthstr = "Nov";

  if (Month == 11) var monthstr = "Dec";



  // each month has the number of days as the previous month so

  // if it's the first the image will be the last day of the previous month. 

  if (monthstr == "Jan") var monthdays = "31";

  if (monthstr == "Feb") var monthdays = "28";

  if (monthstr == "Mar") var monthdays = "31";

  if (monthstr == "Apr") var monthdays = "30";

  if (monthstr == "May") var monthdays = "31";

  if (monthstr == "Jun") var monthdays = "30";

  if (monthstr == "Jul") var monthdays = "31";

  if (monthstr == "Aug") var monthdays = "31";

  if (monthstr == "Sep") var monthdays = "30";

  if (monthstr == "Oct") var monthdays = "31";

  if (monthstr == "Nov") var monthdays = "30";

  if (monthstr == "Dec") var monthdays = "31";









if (Year < 1000){			// workaround for incompatible year

Year = Year + 1900;		// return values in some browsers where

}							// getYear() returns the year *itself*



YY = Year.toString().substr(2,2);		// in case dd.mm.YY wanted



DD = DayM-1;

if (DD < 10) {

DD = "0" + DD;			// in case DD.mm.yy wanted



}



MM = Month;

if (MM < 10) {

MM = "0" + MM;			// in case dd.MM.yy wanted

}



if (DayM == 1 && monthstr == "Jan")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Feb")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Mar" && Year % 4 !== 0)

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Mar" && Year % 4 == 0)

{

DD = 29;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Apr")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "May")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Jun")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Jul")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Aug")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Sep")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Oct")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Nov")

{

DD = monthdays;
Month = Month-1;
MM = "0" + Month;	

}

if (DayM == 1 && monthstr == "Dec")

{

DD = monthdays;
Month = Month-1;
MM = Month;	

}





YY = Year.toString().substr(2,2);		// in case dd.mm.YY wanted



if (Hour >= 12){

   AmPm = "pm"; 

}  else {

   AmPm = "am"; 

}

if (Hour > 12) {

   Hour = Hour -12; 

}

if (Hour == 0) { 

   Hour = 12; 

}

if (Hour < 10 ) { 

   Hour = "0" + Hour; 

}

if (Mins < 10 ) { 

   Mins = "0" + Mins; 

}

if (Secs < 10) {

   Secs = "0" + Secs; 

}





var interval = 1200;

var random_display = 0;

var timerID = 0;

var imageDir = "/weather/maps/carnf";







var imageNum = 0;

imageArray = new Array();

imageArray[imageNum++] = new imageItem(imageDir +DD+MM+YY+ "1200t024symsxxxx.jpg");

imageArray[imageNum++] = new imageItem(imageDir +DD+MM+YY+ "1200t048symsxxxx.jpg");

imageArray[imageNum++] = new imageItem(imageDir +DD+MM+YY+ "1200t072symsxxxx.jpg");

imageArray[imageNum++] = new imageItem(imageDir +DD+MM+YY+ "1200t096symsxxxx.jpg");

imageArray[imageNum++] = new imageItem(imageDir +DD+MM+YY+ "1200t120symsxxxx.jpg");





var totalImages = imageArray.length;



function imageItem(image_location) {

this.image_item = new Image();

this.image_item.src = image_location;

}

function get_ImageItemLocation(imageObj) {

return(imageObj.image_item.src)

}



function randNum(x, y) {

var range = y - x + 1;

return Math.floor(Math.random() * range) + x;

}



function getNextImage() {

if (random_display) {

imageNum = randNum(0, totalImages-1);

}

else {

imageNum = (imageNum+1) % totalImages;

}



var new_image = get_ImageItemLocation(imageArray[imageNum]);

return(new_image);

}



function getPrevImage() {

imageNum = (imageNum-1) % totalImages;

if(imageNum<0){imageNum=totalImages-1};

var new_image = get_ImageItemLocation(imageArray[imageNum]);

return(new_image);

} 



function prevImage(place) {

var new_image = getPrevImage();

document[place].src = new_image;

}



function switchImage(place) {

var new_image = getNextImage();

document[place].src = new_image;

var recur_call = "switchImage('"+place+"')";

timerID = setTimeout(recur_call, interval);

if (document[place].src == "http://www0.bbc.co.uk/weather/maps/carnf" +DD+MM+YY+ "1200t120symsxxxx.jpg")

{

interval = 8000;

}

if (document[place].src == "http://www0.bbc.co.uk/weather/maps/carnf" +DD+MM+YY+ "1200t096symsxxxx.jpg")

{

interval = 1200;

}

if (document[place].src == "http://www0.bbc.co.uk/weather/maps/carnf" +DD+MM+YY+ "1200t072symsxxxx.jpg")

{

interval = 1200;

}

if (document[place].src == "http://www0.bbc.co.uk/weather/maps/carnf" +DD+MM+YY+ "1200t048symsxxxx.jpg")

{

interval = 1200;

}

if (document[place].src == "http://www0.bbc.co.uk/weather/maps/carnf" +DD+MM+YY+ "1200t024symsxxxx.jpg")

{

interval = 1200;

}

}



var image1 = "/weather/maps/carnf" +DD+MM+YY+ "1200t024symsxxxx.jpg";

var image2 = "/weather/maps/carnf" +DD+MM+YY+ "1200t048symsxxxx.jpg";

var image3 = "/weather/maps/carnf" +DD+MM+YY+ "1200t072symsxxxx.jpg";

var image4 = "/weather/maps/carnf" +DD+MM+YY+ "1200t096symsxxxx.jpg";

var image5 = "/weather/maps/carnf" +DD+MM+YY+ "1200t120symsxxxx.jpg";



function getIm1() {

document.slideImg.src = image1;

}



function getIm2() {

document.slideImg.src = image2;

}



function getIm3() {

document.slideImg.src = image3;

}



function getIm4() {

document.slideImg.src = image4;

}



function getIm5() {

document.slideImg.src = image5;

}