open 543_1.exe, then find the file msn on your computer "c:/programfile/msn messenger" in most cases then find the dll file the program is asking for under the same folde.
open 543_2.exe, then find the same msn foldes and file and pres ok. after doing this you can click on your msn messenger as many times as you want it to open.
login normally under each msn messenger window. 
Nice little tool!
enjoy!

Distributor Duke<ec>!