Image in KML

Put a image on the ground or at a certain altitude <GroundOverlay>

Put a image on the ground. Lattiude from 20S to 50N, Longitude from 100E to 170E.
```
<?xml version="1.0" encoding="UTF-8"?> 
<kml xmlns="http://earth.google.com/kml/2.0"> <Document>

<GroundOverlay> 
 <Icon><href> ball.png </href></Icon>
 <LatLonBox>
  <south>-20.</south><north>50.</north>
  <west>100.</west><east>170.</east> 
  <rotation>0.</rotation> 
 </LatLonBox>
</GroundOverlay>

</Document> </kml>
```
Put
"ball.png" in the same foder with the KML file. The image file can be on Network, such as "http://www...../ball.png".
You can make a single file with KML file and image files with "zip" command. The extenstion of the "zipped" file must be ".kmz".

Put a image at a certain altitude<altitude>

<?xml version="1.0" encoding="UTF-8"?> 
<kml xmlns="http://earth.google.com/kml/2.0"> <Document>

<GroundOverlay> 
 <Icon><href> ball.png </href></Icon>
 <altitude>10000.</altitude> <altitudeMode>absolute</altitudeMode>
 <LatLonBox>
  <south>-20.</south><north>50.</north>
  <west>100.</west><east>170.</east> 
  <rotation>0.</rotation> 
 </LatLonBox>
</GroundOverlay>

</Document> </kml>

The longitude must be from -180E to 180E. It can not exceed 180E line.
Put "ball.png" in the same folder with the KML file.

Make image half-transparent<color>

<?xml version="1.0" encoding="UTF-8"?> 
<kml xmlns="http://earth.google.com/kml/2.0"> <Document>

<GroundOverlay> 
 <Icon><href> ball.png</href></Icon>
 <color>55ffffff</color>
 <altitude>10000.</altitude> <altitudeMode>absolute</altitudeMode>
 <LatLonBox>
  <south>-20.</south><north>50.</north>
  <west>100.</west><east>170.</east> 
  <rotation>0.</rotation> 
 </LatLonBox>
</GroundOverlay>

</Document> </kml>

As the example of "LineString", the first two digit of color specify the taransparency, 00-ff.

<name>, <TimeSpan>, <description>, <BalloonStyle> are same as the example of " Point".

<?xml version="1.0" encoding="UTF-8"?> 
<kml xmlns="http://earth.google.com/kml/2.0"> <Document>

<GroundOverlay> 
 <Icon><href> ball.png </href></Icon>
 <color>55ffffff</color>
 <altitude>10000.</altitude> <altitudeMode>absolute</altitudeMode>
 <LatLonBox>
  <south>-20.</south><north>50.</north>
  <west>100.</west><east>170.</east> 
  <rotation>0.</rotation> 
 </LatLonBox>
 <TimeSpan> 
  <begin>2010-12-20T03:00:00Z</begin>
  <end>2010-12-21T02:59:59Z</end>
 </TimeSpan>
 <name> New image</name>
 <description>This is a new image to learn KML format.</description>
 
 <Style>  
  <BalloonStyle>
  <bgColor>00664422</bgColor> <textColor>fffffff</textColor>
  <text><![CDATA[ $[name] <HR> $[description] <BR>  
   <A HREF="http://www-step.kugi.kyoto-u.ac.jp/">SPEL Home page</A>
  ]]> </text>
 </BalloonStyle>
 </Style>
</GroundOverlay>

</Document> </kml>

Time in UT is specified in the format of "YYYY-MM-DDTHH:MM:SSZ".
" <begin>" is the start time, and "<end>乭 is the end time.