Stupid Popup Thing And Burn Drive Thing

1) Ok sometimes when i open folders i get this popup:

2) And Once when i restarted my pc i got a screen like(see image below). It told me i had to pick drives(The one which you use to burn dvds and things T.T). I picked the wrong one i think and now it won’t let me burn anything >_<

Please help! =(((
Answer #1
It looks like the result of malware You can start off by running a scan with malware bytes http://www.google.com?t=1592461&highlight=
I would consider downloading hijack this and submiting a coded result of the analysis for someone to identify any other malware which may be present. dont use it unattended i would recommend.