> Also Is there a between function?
> Example: If test="number($var1) between 5 and 9
> 

Provided you are dealing with integers, XPath 2.0 allows you to write

$var1 = 5 to 9

For the more general case, you need

$var ge 5 and $var le 9

which is probably better anyway, as it places fewer demands on the
optimizer.

Michael Kay