function! ToggleJSLintHighlightErrorLine()
    if g:JSLintHighlightErrorLine == 1
        let g:JSLintHighlightErrorLine = 0
    else
        let g:JSLintHighlightErrorLine = 1
    endif
    JSLintUpdate
endfunc
autocmd FileType javascript nmap ,e :call ToggleJSLintHighlightErrorLine()<CR>