Then you will have to calculate the number of spaces you need - use the string-length() function and the subtraction operator "-", and output the number of spaces as xsl:value-of select="substring($manySpaces, 1, $n)" where $manySpaces is a string of lots of spaces and $n is the number of spaces you want to output.
Michael Kay
http://www.saxonica.com/
Author, XSLT Programmer's Reference and XPath 2.0 Programmer's Reference