How to open multiple yahoo

Here is the trick to open multiple yahoo... Yahoo Messenger trick-How to open Multiple Yahoo Messenger???1. Go to start > Run > Type regedit > Press Enter2. Click on the plus sign near the folder HKEY_CURRENT_USER3. Click on the plus sign near the folder Software4. Click on the plus sign near the folder Yahoo5. Click on the plus sign near the folder Pager6. Right Click on the folder name Test >