[Samba] Can't Write to Samba Share

[Chippps Ahoy]

Can anyone help me to figure out why I can not write to a share? I was able to join the domain without a problem, and I can read the share from an xp box.   I just cannot write to it: "Access denied".
  thanks
  
specs:
  FC5
samba-common-3.0.23c-1.fc5
samba-3.0.23c-1.fc5
   
  smb.conf:
[global]
name resolve order = host
disable netbios = yes
workgroup = DOMAIN
realm = DOMAIN.COM
netbios name = NET
preferred master = no
server string = NET
security = ADS
encrypt passwords = yes
log file = /var/log/samba/%m
max log size = 50
winbind separator = +
wins support = no
idmap uid = 10000-20000
idmap gid = 10000-20000
winbind enum users = yes
winbind enum groups = yes
winbind use default domain = yes
debug level = 2
  [myshare]
path = /usr/netshare
writable = yes
public = yes
read only = no
   
  properties of the share:
drwxrwxrwx  3 root root  4096 Sep 29 14:06 netshare
   

 		
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