If they are too large, you can host them on imageshack.us or similar, and use the [ img ] tag to show them here.
Or, you can attach just one image per post, if it will fit, or make them smaller.
Did these problems start straight after installing the memory and hard drive?
Are you sure these parts were compatible?
And you said you installed XP Pro, but you then say you cannot load it because it stops after it copies the files. Which is it?