function getDate()
	{
	// get the computer's date
	var Thisdate = new Date();

	// add in the local time zone
	milliseconds =  Thisdate.getTime() + Thisdate.getTimezoneOffset() * 1000 * 60;

	return milliseconds;
	}

function loadXEarth(imgObject,locale,thisMilliseconds)
	{
	// get the current image
	imgObject.src=locale+xearthSrc(thisMilliseconds);
	}

// Take the current time, computes some magical orbital mechanics
// wizardry to compute the current latitude and longitude the sun is currently
// over. Then loads an image the from our repository.

function xearthSrc(ThisMilliseconds)
	{
	var ssue = ThisMilliseconds / 1000;
	var TWOPI = 2 * Math.PI;
	var EpochStart = 631065600;
	var DaysSinceEpoch = (ssue - EpochStart) / (24*3600);

	var RadsPerDay = TWOPI / 365.242191;

	var Epsilon_g = 279.403303 * (TWOPI / 360);
	var OmegaBar_g = 282.768422 * (TWOPI / 360);
	var Eccentricity = 0.016713;

	var MeanObliquity = 23.440592 * (TWOPI / 360);

	//Compute lambda = sun_ecliptic_longitude(ssue)
	//Begin sun_ecliptic_longitude
	var D = DaysSinceEpoch;
	var N = RadsPerDay * D;
	N = N % TWOPI;
	if (N < 0) N += TWOPI;

	var M_sun = N + Epsilon_g - OmegaBar_g;
	if (M_sun < 0) M_sun += TWOPI;

	//Compute var E = solve_keplers_equation(M_sun);
	//Begin solve_keplers_equation
	var E = M_sun;
	var delta;
	while (1)
		{
		delta = E - (Eccentricity*Math.sin(E)) - M_sun;
		if (Math.abs(delta) <= 1E-10) break;
		E -= delta / (1 - (Eccentricity*Math.cos(E)));
		}
	//End solve_keplers_equation

	var lambda = OmegaBar_g + (2 * Math.atan(Math.sqrt((1+Eccentricity) / (1-Eccentricity)) * Math.tan(E/2)));
	//End sun_ecliptic_longitude

	//Compute ecliptic_to_equatorial(lambda, 0.0, alpha, delta)
	var sin_e = Math.sin(MeanObliquity);
	var cos_e = Math.cos(MeanObliquity);
	var alpha = Math.atan2(Math.sin(lambda)*cos_e, Math.cos(lambda));
	var delta = Math.asin(sin_e*Math.sin(lambda));
	//End ecliptic_to_equatorial

	//Compute GST(ssue)
	//Compute JD = julian_date(year, month, day)
	var TmpDate = new Date(ThisMilliseconds);
	var OffsetMilliseconds = ThisMilliseconds ;
	var ThisDate = new Date(OffsetMilliseconds);
	var y = ThisDate.getYear();
	if (y < 1000) y += 1900;
	var m = ThisDate.getMonth() + 1;
	var z = ThisDate.getDate();
    
	var A = y / 100;
	var B = 2 - A + (A/4);
	var C = 365.25 * y;
	var D = 30.6001 * (m+1);

	var JD = B + C + D + z + 1720994.5;
	//End julian_date

	var T = (JD - 2451545) / 36525;
	var T0 = ((((T + 2.5862E-5) * T) + 2400.051336) * T) + 6.697374558;

	T0 = T0 % 24;
	if (T0 < 0) T0 += 24;

	var UT = ThisDate.getHours() + ((ThisDate.getMinutes() + (ThisDate.getSeconds() / 60)) / 60);
 
	T0 += UT * 1.002737909;
	T0 = T0 % 24;
	if (T0 < 0) T0 += 24;
	//End GST

	var tmp = alpha - ((TWOPI/24)*T0);
	while (tmp < -Math.PI) {tmp += TWOPI;};
	while (tmp > Math.PI) {tmp -= TWOPI;};

	var lon = tmp * (360/TWOPI);
	var lat = delta * (360/TWOPI);

	//Generate the path of the appropriate xearth image

	//lon is even
	lon = Math.round(lon);
	if (lon % 2 != 0)
		{
		if (lon > 0)
			{
			lon -= 1;
			}
  			else
			{
			lon += 1;
			}
		}
  
	// force even for mozilla 4.01-4.05
	lon = lon / 2;
	lon = Math.round(lon);
	lon = lon * 2;
  
	if (lon <= -181) lon = -180;
	if (lon >= 181) lon = 180;

	//lat is odd
	lat = Math.round(lat);
	if (lat % 2 == 0)
		{
		if (lat > 0)
			{
			lat -= 1;
			}
			else
			{
			lat += 1;
			}
		}
  
	// force odd for mozilla 4.01-4.05
	lat = lat / 2;
	lat = Math.round(lat);
	lat = lat * 2 + 1;
  
  
	if (lat <= -24) lat = -23;
	if (lat >= 24) lat = 23;

	var latStr; var lonStr;
	if (lat < 0) 
		latStr = (-lat) + "S";
		else
		latStr = lat + "N";

	if (lon < 0) 
		lonStr = (-lon) + "S";
		else
		lonStr = lon + "N";

	return latStr + "/" + lonStr + ".jpg";
	}