How to visualize certain matrix entries?

Suppose I have some matrix, for example:

x1 = random('Normal',0,1,10,20)

Is there a way to create a matrix or table or figure containing the entries of x1, where the three highest values of each row are highlighted (for instance in red color)?

Thanks!

[kanimbla]

I just found this link which may provide an answer to my question:

http://stackoverflow.com/questions/3942892/how-do-i-visualize-a-matrix-with-colors-and-values-displayed