First, log into the shop admin and look under System/Configuration/Advanced/Developer . Before that , make sure, you have selected your Main Website Store or Language from the top drop down of CURRENT CONFIGURATION SCOPE. Then while on the System/Configuration/Advanced/Developer page, you can see a button called, "DEBUG". Open that tab and you will see more two options. It will be, Template Path Hints Add Block Name to Hints. Just select YES for both of them and if the WEBSITE option on its right is marked, just unmark it. With both selected, Magento will display both the path to the php file being called and the name of the block being calle...