On 09/03/2009 02:48 AM, Alan E. Davis wrote:
It has just happened in the last day that whenever I try to navigate to a certain subdirectory of my home directory, in order to attach a file to an email in gmail, firefox hangs...
You could try starting firefox from a command prompt like this: $firefox foo (where foo is the name of the guilty subdirectory.) You might see some error messages on the console, or not. Perhaps running firefox with strace would give you a hint which file is causing the hangup.