// Gets the current store's details
$store = Mage::app()->getStore();
 
// Gets the current store's id
$storeId = Mage::app()->getStore()->getStoreId();
 
// Gets the current store's code
$storeCode = Mage::app()->getStore()->getCode();
 
// Gets the current website's id
$websiteId = Mage::app()->getStore()->getWebsiteId();
 
// Gets the current store's group id
$storeGroupId = Mage::app()->getStore()->getGroupId();
 
// Gets the current store's name
$storeName = Mage::app()->getStore()->getName();
 
// Gets the current store's sort order
$storeSortOrder = Mage::app()->getStore()->getSortOrder();
 
// Gets the current store's status
$storeIsActive = Mage::app()->getStore()->getIsActive();
 
// Gets the current store's locale
$storeLocaleCode = Mage::app()->getStore()->getLocaleCode();
 
// Gets the current store's home url
$storeHomeUrl = Mage::app()->getStore()->getHomeUrl();

//load store by code or id
$store = Mage::getModel('core/store')->load($code); //you can use code or id