KNOXVILLE (WATE) - If you've logged onto Facebook this week, you've probably seen one of the symbols for or against gay marriage.
Many users changed their profile pictures to a red equal signs to in support. Others have posted messages explaining why they are against gay marriage.
"I think people like to try and show solidarity on social media websites, but whether or not it influences political opinion or sways policy, I think is hard to measure," said Joel Crombez, who's active on social media. "I do have a group of friends that all went to Christian colleges and I think they're mostly sparring amongst themselves."
On Twitter, #marriageequality was the number one hashtag trending in Knoxville Tuesday night.
Chelsea Price said she isn't afraid to speak her mind online and isn't worried about potential fallout personally or professionally.
"I feel very peaceful and comfortable about sharing my opinion. If somebody gets upset about it, I think it's kind of silly," Price said.
"There's a long-standing saying that the easiest way to start an argument on Facebook is to post your opinion," said Brian Ellis, a social media expert.
But he said to think carefully before typing.
"It's no big deal to offend someone you're not seeing. It's just an avatar and sometimes you forget it's a real person behind that avatar," Ellis said.