If the advertisement: "Ooops! You Need Java to continue" is displayed on a website that you are visiting; please do not click on it. The advertisement has nothing to do with Java and is a link to a malicious computer program called a Trojan horse. A Trojan horse is a computer malware that can infect your computer and can be used to steal your personal information and financial information by spying on you or taking control of your computer remotely.
The "Ooops You Need Java to continue" Malicious Advertisement

Java:
Ooops! You need Java to cotinue
It is required to have Java installed in order to proceed with the JFileManager installation.
Clicking on this advertisement (DO NOT) will download the malicious file Player_Setup.exe. The file is a computer malware called Trojan horse Downloader.Small.JJU. Opening this file will cause this Trojan horse to infect your computer.
NB: The malicious file name can change from Player_Setup.exe to something else.
Antivirus software AVG Detecting the Trojan horse Downloader.Small.JJU From the Malicious file 'Player_Setup.exe'

Please ensure that you have antivirus software installed on your computer. If you do not have one installed, please click here for a list of free antivirus software that you can download and install.