Script backup
<script>document.write("<script type='text/javascript' id='pkUpravy' src='/user/documents/pkUpravy/pkUpravy.js?v=" + Date.now() + "'><\/script>");</script>
<script>document.write("<script type='text/javascript' id='pkUpravy' src='/user/documents/pkUpravy/pkUpravy.js?v=" + Date.now() + "'><\/script>");</script>