1) Texts are not translated in "Joomla CMS v1.5.x Legacy"
- in "Joomla CMS v1.0.15 Native" texts are translated
- this bug will be not solved in v2.3.x branch
To solve problem, copy appropriate language file from "(...)/joomla/components/com_joomlastats/language/" directory to "(...)/joomla/language/". Language files are in appropriate subdirectories.

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2) No help page
- help page in component contain only "JoomlaStats Help - Whole Page" - this problem described in 1) point.