There are a couple of questions that didn't post properly and as a consequence are not answered.
Here they are.
http://web2.0calc.com/questions/nbsp_4#r0
http://web2.0calc.com/questions/nbsp_5#r0
http://web2.0calc.com/questions/nbsp_6#r0
http://web2.0calc.com/questions/nbsp_7#r0
http://web2.0calc.com/questions/nbsp_8#r0