VLC, Popcorn Time, Firefox icons, Dropbox, Blender, WPS office( writer, presentation, spreadsheet)

Popcorn Time icon
![popcorntime](https://cloud.githubusercontent.com/assets/8920910/4414245/f6285c96-4513-11e4-9255-1df42d96987e.PNG)


I'm not too happy with the VLC media player icon, so I was hoping to get advice on what/how I could improve it.
(NEW)
![vlc](https://cloud.githubusercontent.com/assets/8920910/4428795/79156e50-45d2-11e4-814b-6487d6bcef2c.png)
(NEW#2)
![vlc1](https://cloud.githubusercontent.com/assets/8920910/4428801/a95bc582-45d2-11e4-8a94-981413fb9783.png)



Firefox Icon:
I have changed it abit, still  dont think I can do it properly. Think I might let someone else do a better job.
![firefox3](https://cloud.githubusercontent.com/assets/8920910/4428404/f8d36428-45cb-11e4-922f-bd8f3e0af2df.png)


Dropbox Icon:
![dropbox](https://cloud.githubusercontent.com/assets/8920910/4414384/b6e3e8ea-4516-11e4-9f94-9f26e1760a74.PNG)

Blender Icon:
![blender](https://cloud.githubusercontent.com/assets/8920910/4414621/f7d3aa48-451b-11e4-8eb7-f211646f77c8.PNG)

WPS office icons:
Smaller symbols now:
![writer3](https://cloud.githubusercontent.com/assets/8920910/4428409/0f26dac0-45cc-11e4-8786-0f3b1ad23c18.png)
![presentation2](https://cloud.githubusercontent.com/assets/8920910/4428411/0f2a90e8-45cc-11e4-83c5-7c998d12511a.png)
![spreadsheet2](https://cloud.githubusercontent.com/assets/8920910/4428807/d3d892fe-45d2-11e4-9bfd-f22b0a74fb62.png)