text: i am assuming you are getting this error while you are browing a site on the internet?\nif you are browsing a site that was created by someone else you cant do any thing about the error on the page.\nthis is what you can do to prevent an alert about this error (if you are using internet explorer)...\ngo to tools>internet options>advanced then check disable script debugging (internet explorer), check disable script debugging (other) then deselect display a notification about every script error.