Are you bored with same default application icons on taskbar and start menu? Usually in Windows 7 we pin many frequently used applications. These applications comes with their own icons which appears the same when pinned to taskbar. If you want to change these icons only for taskbar and start menu without changing the usual windows icons then 7Confiner is a good option that you may look for.
7Confiner is a windows freeware application that allow you to change start menu and taskbar icons. It is an easy to use utility without any tedious user configurations. By default it provides 3 icon packages namedEclipse 2, Token Dark and Token light, these can be easily installed just by selecting and applying them. While selecting the packages you will get detailed information on them with icon preview. You can also backup default icons that can be used in case if something goes wrong.
It also provides options to edit icon packages and add new icon packages. To apply changes on taskbar you must pin the applications first you want to change icons for and then apply the icon package.