Can I have this java script in my web?

[ElectroGadget]

Hello, it wanted to know if this script belongs harmful to the servants, for whom I know that suspendeis count if the javascript are harmful. I put a link of a document of text (txt) and inside the javascript and you say to me if I can put it or not in my web.
http://electrogadget.es/Javascript%20en%20TXT.txt

[TechAsh]

What does the script do?

[ElectroGadget]

In the right(straight) part of the web a window gets up as that of MSN,Every time with a different image,And when a this visible image in the right(straight) part every 5 seconds takes this image from itself and after other 10 seconds another image appears

Sorry for imperfections, i'm using a online Translator