Oracle 10g database and developer
I was working on windows Xp and oracle10g icon on button and HTree was working fine.
after that I installed windows 7 pro , in this window icon was not displaying .
now I again installed windows Xp and run my existing form there is one problem i m facing that Htree menu not display icon but button is displaying.
I have configure all the parameters to display icon (gif file).
define formsweb jar file
recreated jar file *.gif files.
Jar -cfv icons.jar *.gif
copy jar file into java folder
edit registry 
edit regstry.dat
 
it is record group
 
SELECT -1, LEVEL, NODE, icon,S_ID  FROM MENU
CONNECT BY PRIOR S_ID=S_NO
START WITH S_ID=1
order by to_number(s_id)
 
        -1      LEVEL NODE                 ICON                 S_ID 
---------- ---------- -------------------- -------------------- -----
        -1          1 MENU                 menu                 1    
        -1          2 SETUP                profile              2    
        -1          3 Location             location             3    
        -1          3 Department           public               4    
        -1          3 Designation          info                 5    
        -1          3 Shift                abc                  6    
        -1          3 Divisions            house                7    
        -1          3 Transporter          Trans                8    
        -1          3 Bank                 bank                 9    
        -1          3 Leave_Type           hospital             10   
10 rows selected