Jayjaywon.browserassist.21.var Page

It is highly likely that this specific identifier represents one of the following:

did you see this string (e.g., error log, file name, registry entry)? What operating system or browser is involved? JayJayWon.BrowserAssist.21.var

Look for unfamiliar applications installed under "JayJayWon" or associated with "BrowserAssist". If you can provide more context, such as: It is highly likely that this specific identifier