get skin url, get js url, get media url, get store url ,get base url in magneto

These are the following methods to get Magento Base Url, Magento Skin Url, Magento Media Url, Magento Js Url.to get all write the following code

Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_LINK); or you can write $this->getUrl();
e.g:- http://yoursite.com/index.php/

Get Magento Media Url
Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_MEDIA);
e.g:- http://yoursite.com/media/
Get Magento Skin Url

Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_SKIN); or you can write $this->getSkinUrl();
e.g:- http://yoursite.com/skin/

Get Magento Store Url
Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_WEB);
e.g:- http://yoursite.com/

Get Magento Js Url
Mage::getBaseUrl(Mage_Core_Model_Store::URL_TYPE_JS);
http://www.yoursite.com/js