What is Yahoo Mail Javasript Error?
What are the causes of Yahoo Mail Javasript Error?
How to fix Yahoo Mail Javasript Error?
But its solution is very simple to apply and you should follow this:
Open Firefox Browser > Go to tools
Click on Options and then select “Content”
Click on OK
After these you need to scan can remve all the viruses and make the computer virus and malicious programs free. This need a professional antivirus as latest infections are powerful enough to break down the security of several general antivirus and firewall programs and damage your PC. You should therefore use the highly recommended, highly rated program that is trusted by large number of people.
It also happens that the settings are changed by the malwares and so make the settings default is a good way to make everything back to normal. You can go to:
Open Internet Explorer
Click on Tools > Internet Option > Advanced > Reset
Check up the box named Delete Personal settings and then click Reset Button