You want to translate a block but it is not showing, there is a bit hidden setting for this to be enabled, catch it here. Adminster -> Site configuration -> Languages -> Configure - "String translation Tab"
http://eureka.ykyuen.info/2011/08/14/drupal-enable-string-translation-f…
also refresh all the strings in
../admin/build/translate/refresh tab in languge link, otherwise they wouldn't shop up and you will be pulling your hair out :-)