Prevent the Javascript in textArea

Hi Every one,
We are using the old version of SuiteCRM, So I have a doubt in that.
Any one know how to prevent the javascript things writing in Textarea field. because it creation the trouble for me at long time. Any one please help me out.

Thanks

What exactly you refer by “javascript things”? Are you talking about to sanitizing code?

BTW. What version are you currently using?

We are using SuiteCRM6.*

if i enter this scripts in textarea after save the details it giving the alert message

so i need to restrict the javascript things needs to be block to save the database.