This is the cradle combo I bought, it also includes an extra battery for roughly $10 more than just the cradle. Even if the battery is a cheap at least you have an extra spare.
http://cgi.ebay.com/USB-Cradle-HotSync-Charger-Battery-for-HTC-Touch-Pro-US_W0QQitemZ270308290432QQcmdZViewItemQQptZPDA_Acc essories?hash=item270308290432&_trksid=p3286.c0.m1 4&_trkparms=72%3A1234|66%3A2|65%3A12|39%3A1|240%3A 1318|301%3A0|293%3A1|294%3A50
And this is the seidio 1500mah battery I bought. I could not find it anywhere cheaper than ebay.
http://cgi.ebay.com/Seidio-1500-Batt...3286.m20.l1116