tinymce.init({
            selector: "textarea.longdesc",
            mode: "specific_textareas",
            plugins: "preview wordcount code paste charmap",
            toolbar: "cut copy paste | charmap | bold | bullist numlist | outdent indent | undo redo | code | preview",
            menubar: false,
            toolbar_items_size: 'large',
            valid_elements: "a[href|target=_blank],strong/b,br,ol,ul,li,p,p/h1,p/h2,p/h3,p/h4",
            max_word: 1300,
            setup: function (ed) {
                ed.on('keyup', function (e) {	
                    var writtenWords = tinyMCE.activeEditor.getContent().replace(/(<([^>]+)>)/ig,'').length;					
                    var maxWord = ed.settings.max_word;
                    var limited = "";
                    var content = ed.getContent();
					
                    if (writtenWords >= maxWord) {
                        $('.mce-wordcount').css("color", "red");
						
                        limited = $.trim(content).split(" ", maxWord);
                        limited = limited.join(" ");

                        ed.setContent(limited);
					
					
                    }else if (writtenWords < maxWord) {
                        $('.mce-wordcount').css("color", "green");
                    }
                });
            }
                   
        });