var ImageNum = 1;
var ImageNum1 = 1;

function RotateSchoolImage()
{
	if (++ImageNum > 7)
		ImageNum = 1;
	
	if (document.images["RotatingImage"])
	{
		document.images["RotatingImage"].src = "images/action/firsttakeoff/imgp000" + ImageNum + ".jpg";
 		
		window.setTimeout('RotateSchoolImage();',2500);
	}
}

function RotatePgOneImage()
{
	if (++ImageNum > 7)
		ImageNum = 1;
	
	if (document.images["RotatingImage"])
	{
		document.images["RotatingImage"].src = "/images/pg1/pg" + ImageNum + ".jpg";
 		
		window.setTimeout('RotatePgOneImage();',2500);
	}
}

function RotatePgTwoImage()
{
	if (++ImageNum > 7)
		ImageNum = 1;
	
	if (document.images["RotatingImage"])
	{
		document.images["RotatingImage"].src = "/images/pg2/pg" + ImageNum + ".jpg";
 		
		window.setTimeout('RotatePgTwoImage();',2500);
	}
}
	
function RotateTandemImage()
{
	if (++ImageNum > 12)
		ImageNum = 1;	

	if (document.images["RotatingImage"])
	{
		if (ImageNum < 10)
   	 		document.images["RotatingImage"].src = "images/small/tandem" + ImageNum + ".jpg";
			
		window.setTimeout('RotateTandemImage();',2500);
	}
}

function RotateFlatImage()
{
	if (++ImageNum > 4)
		ImageNum = 1;	

	if (document.images["RotatingImage"])
	{
		document.images["RotatingImage"].src = "images/action/flat" + ImageNum + ".jpg";
		
		window.setTimeout('RotateFlatImage();',3500);
	}
}

function RotateHillImage()
{
	if (++ImageNum1 > 7)
		ImageNum1 = 1;	

	if (document.images["RotatingImage1"])
	{
		document.images["RotatingImage1"].src = "images/action/hill" + ImageNum1 + ".jpg";
		
		window.setTimeout('RotateHillImage();',3500);
	}
}

function RotateIndexImage()
{

}

function WriteLatestMapName()
{
var CrntDate = new Date();
var CurrentUTC = (CrntDate.getUTCHours() * 100) + CrntDate.getMinutes();

var DayLightSaving;
var LatestUploadTime;
var strHours;

if (((CrntDate.getTimezoneOffset() / 60) * -1) == 13)
		DayLightSaving = 1;

LatestUploadTime = "00";
if (CurrentUTC > 2100 || CurrentUTC < 0300)
{
		LatestUploadTime = "1800";
		strHours = "0900 NZST";
		if (DayLightSaving == 1)
		  	strHours = "1000 NZDT";
}
else
{
if (CurrentUTC >= 1545)
{
		LatestUploadTime = "1200";
		strHours = "0345 NZST";
		if (DayLightSaving == 1)
		  	strHours = "0445 NZDT";
}
else
{
if (CurrentUTC >= 0945)
{
		LatestUploadTime = "0600";
		strHours = "2145 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "2245 NZDT";
}
else
{
if (CurrentUTC >= 0300)
{
 		LatestUploadTime = "0000";
		strHours = "1500 NZST";
		if (DayLightSaving == 1)
		  	strHours = "1600 NZDT";
}
}
}
}

document.write("<a href='http://www.metservice.co.nz/maps/tnz_" + LatestUploadTime + "_analysis.asp' target='new'>Analysis pressure map issued at " + strHours + ", valid for " + LatestUploadTime + " UTC </a>");

}


function WriteLatestImgName()
{
var CrntDate = new Date();
var CurrentUTCHour = CrntDate.getUTCHours();

var DayLightSaving;
var LatestUploadTime;
var strHours;

if (((CrntDate.getTimezoneOffset() / 60) * -1) == 13)
		DayLightSaving = 1;


LatestUploadTime = "00";
if (CurrentUTCHour > 0 && CurrentUTCHour < 3)
{
		LatestUploadTime = "00";
		strHours = "1200 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "1300 hours NZDT";
}
else
{
if (CurrentUTCHour >= 3 && CurrentUTCHour < 6)
{
		LatestUploadTime = "03";
		strHours = "1500 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "1600 hours NZDT";
}
else
{
if (CurrentUTCHour >= 6 && CurrentUTCHour < 9)
{
 	  LatestUploadTime = "06";
		strHours = "1800 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "1900 hours NZDT";
}
else
{
if (CurrentUTCHour >= 09 && CurrentUTCHour < 12)
{
 	  LatestUploadTime = "09";
		strHours = "2100 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "2200 hours NZDT";
}
else
{
if (CurrentUTCHour >= 12 && CurrentUTCHour < 15)
{
		LatestUploadTime = "12";
		strHours = "0000 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "0100 hours NZDT";
}
else
{
if (CurrentUTCHour >= 15 && CurrentUTCHour < 18)
{
		LatestUploadTime = "15";
		strHours = "0300 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "0400 hours NZDT";
}
else
{
if (CurrentUTCHour >= 18 && CurrentUTCHour < 21)
{
 		LatestUploadTime = "18";
		strHours = "0600 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "0700 hours NZDT";
}
else
{
if (CurrentUTCHour >= 21)
{
 		LatestUploadTime = "21";
		strHours = "0900 hours NZST";
		if (DayLightSaving == 1)
		  	strHours = "1000 hours NZDT";
}
}
}
}
}
}
}
}

document.write("<a href='http://www.metservice.co.nz/satellite/sat" + LatestUploadTime + ".asp' target='new'>Infrared satellite image at " + strHours + "</a>");

}


function WriteLatestVisImgName()
{
var CrntDate = new Date();
var zeroUTChours = null;
var strDisplayDate = CrntDate;

if (((CrntDate.getTimezoneOffset() / 60) * -1) == 13)
{
	if (CrntDate.getHours() < 11)
			zeroUTChours = "1300 hours NZDT yesterday"
	else
			zeroUTChours = "1300 hours NZDT";
}
else
{
	if (CrntDate.getHours() < 11)
			zeroUTChours = "1200 hours NZST yesterday"
	else
			zeroUTChours = "1200 hours NZST";
}

document.write("<a href='http://www.metservice.co.nz/satellite/vis00.asp' target='new'>Visible water vapour satellite image at " + zeroUTChours + "</a>");

}