[User feedback required] jd instalation problem

wen i install and run jdownloader it show nothing
problem with all portable ofline and web installer.

Note:i use it once after dat i delete folder and reinstall error occur
also not getting speed compare to idm etc

[Jiaz]

what os? what java? can you install or does installation fail?
what exactly happens when you start jd?

[Jiaz]

download speed of idm and jd are the same...just make sure you use the same settings (idm uses more connections by default)

operating system win 7
java 6 update 32
jd just not appear after install it never happen on xp settings r default

[Jiaz]

does taskmanager show a java process?
what windows theme do you use?

theme is very simple com with win 7
java process is there i end it den restart but no vain
i think i need to remove jd properly now i install version 0.9 581 its fine.before it was 0.9 580