Way To Make All Pictures In Movie Maker Same Length I Need Help!!! Windows Movie Maker, Pictures Slideshow...?

I need help!!! Windows Movie Maker, pictures slideshow...? - way to make all pictures in movie maker same length

How do I add music to slide my photos? It is said that drag an audio clip, but does not work!

My audio clip of LimeWire, and the same clip is from iTunes, but it will not work! The length of a song.

So far, in my slideshow I have 3 images in value of 15 seconds. If the length of the audio clip must include the length of the photo?

More ... For more information about how to add transitions and text overlays would be appreciated thank you!