Source: site.view [edit]
Function name: yahooDirections
Arguments: from,to
Description: Shows Yahoo directions from 'fromAddr' to 'toAddr'
Page type: url
Render function:  
Module: global

Page source:

http://maps.yahoo.com/beta/index.php#maxp=location&q2=%to%&q1=%from%&trf=1&mag=8