This goes way back to the bad old days of 90s web popups that attempted to look like Windows dialogs. Luckily for everyone the spammers couldn't resist the tem

This goes way back to the bad old days of 90s web popups that attempted to look like Windows dialogs. Luckily for everyone the spammers couldn't resist the temptation to throw in a few brightly coloured police tape GIFs, radiation symbols, typos, bold fonts in about 6 sizes and otherwise generally spoil the illusion.