Instruction for installations: 

Install NSIS (tested with 2.45)
Install NSIS Script Advanced Uninstall Log NSIS Header (you can find it opn NSIS wiki)
Create a folder
Put the nsis script in said folder
Put vcredist_x86.exe in said folder
Put the pcsx2 folder in said folder (warning, leave only the files you want in the installer. All files from the pcsx2 folder will be added to the installer )
Edit the NSIS script with a text editor, changing the installer name and putting the correct name for the menu item (2 times, both filename and link name)
Compile the NSIS script