Magento language pack installation : Manual language magento installation is very comman problem in magento store . you can find some very popular language package in magento connect e.g. suppose that if you want to install dutch language package so just follow the simple steps
1) Install the language pack from the magento connect.(http://www.magentocommerce.com/magento-connect/Gui/extension/364/magento-community-modules–dutch-netherlands-language-pack)
2) Go to Sytem->configure->Genral and set the localization according to your language.
3) Now flush your Cache and after again login you magento will be ne desired language pack.
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