a good file manager - any suggestions?

[Sandip P Deshmukh <deshmukh@escortsmumbai.com>]

hello all

it has been almost a week since i shifted to linux and it has been 
wonderful.

one thing that i am missing is a file manager like explorer. two paned. 
left side tree, right side contents of directory.

any suggestions?

thanx in advance

sandip