This is package of extension Zh GoogleMap component, and it contains both versions for Joomla! - 2.5 and 3.0

Unzip this archive and install appropriate version.
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*  You have to check your PHP settings, because archives is more than 2M, and by default PHP settings max file size to upload is 2M. *
*  In this case you should increase max size to 4M, for example                                                                      *
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for 2.5 version use zip file: com_zhgooglemap-j25-x.x.x-final.zip
for 3.0 version use zip file: com_zhgooglemap-j30-x.x.x-final.zip
where x.x.x - the latest version of extension for correspondent joomla's release

The extension supports autoupdate feature. 

If you install last version of component, check whether exist fresh version of plugin or module (if you use it).

JED links:
* component:	http://extensions.joomla.org/extensions/maps-a-weather/maps-a-locations/maps/16900
* plugin:		http://extensions.joomla.org/extensions/extension-specific/extensions-specific-non-sorted/16914
* module:		http://extensions.joomla.org/extensions/extension-specific/extensions-specific-non-sorted/20237

Extension forum:	http://forum.zhuk.cc 
Documentation:		http://wiki.zhuk.cc 
Main author site:	http://zhuk.cc