<script>
    $(document).ready(function() {
        var langs = ["bsh", "c", "cc", "cpp", "cs", "csh", "cyc", "cv", "htm", "html",
                     "java", "js", "m", "mxml", "perl", "pl", "pm", "py", "rb", "sh",
                     "xhtml", "xml", "xsl"];

        langs.sort(function(a, b){
            return b.length - a.length; // ASC -> a - b; DESC -> b - a
        });

        $(".codeMessage").each(function() {
            var str = $(this).html();
            var obj = $(this);

            langs.forEach(function(item) {
                var regex = new RegExp("\-"+item);
                str = str.replace(regex, "<span class = 'prettyprint-lang' lang = '"+item+"'></span>");
            });

            $(obj).replaceWith("<pre class=\"prettyprint\">"+str+"<br></pre>");
        });

        $(".prettyprint").each(function() {
            var lang = $(this).find(".prettyprint-lang");

            if ($(lang).length > 0) {
                var langVal = $(lang).attr("lang");
                $(this).addClass("lang-"+langVal);
            }
        });
    });
</script>

<style>
    .prettyprint {
        width: 728px !important;
        overflow-x: scroll;
        font-size: 12px;
        padding-left: 12px !important;
    }
</style>

_uWnd.alert("Тест");

_uWnd.alert("Тест");
ReferenceError: _uWnd is not defined
    

_uWnd.alert("Тест");