open a new window in xml

hi all,

i have an xml file with lots of stuff in it that uses an xsl to display...my question is how can i open a new window by clicking a button ...may be if i click the button name "new" it open a new window with www.yahoo.com. The button is already there only need help to find the perfect code to open a new window.

[332 byte] By [sangha79a] at [2007-11-27 5:56:20]