I've been using liquid dish soap to do our laundry since I read about it here on the Budget Board about 6 months ago.  Just a couple of squirts in each load.  There was a big thread about it and I decided to give it a shot - and I've been happy!  Our clothes come out pretty much unscented, but that's OK with us.  I know it is OT, but  thought I'd chime in.  
ETA: here's the thread about using dish soap: 
http://www.disboards.com/showthread.php?t=1169753&highlight=laundry+dawn