Rockbjörnen Awards 2011 will be held on August 31st in Stockholm, Sweden and Tokio Hotel are nominated in the category "Årets Utländska låt" (Foreign Song of the Year) with their song "Hurricanes and Suns".
To vote, you've got to click on "Tokio Hotel - Hurricanes and Suns", then on the "Nästa" button and after that you've to enter some info about youself:

Namn = name
E-post = eMail
Mobil = cellphone (no need to type in your cellphone number)
Ålder = age
Kön = your sex: Kvinna = Female, Man = Male
Kontrollfråga: "Vad blir 3 + 3?" = Controll question: "What's 3+3?" (just type in a simple 6 as answer)

...then click the "Rösta"-button which means "Vote"!

>> Vote here! Last day to vote: August 24th.

BTW: Don't click the "Ja tack, jag tar gärna emot erbjudanden från Aftonbladet och dess samarbetspartners"-button (IOW this option shouldn't be checked unless you want offers from Aftonbladet and their partners)
thanks @ Emilia / EEELIINA