insertHTML: {
                                title: 'Insert Code',
                                icon: {
                                    type: 'font',
                                    value: 'fa fa-dollar' // Font Awesome icon class fa fa-*
                                },
                                callback: function (editor) {
                                    this.saveSelection();
                                    var thisEditor = this;
                                    var codeModal = $("<div>").addClass("froala-modal").appendTo("body");
                                    var wrapper = $("<div>").addClass("f-modal-wrapper").appendTo(codeModal);
                                    $("<h4>").append('<span data-text="true">Insert Code</span>')
                                        .append($('<i class="fa fa-times" title="Cancel">')
                                            .click(function () {
                                                codeModal.remove();
                                            }))
                                        .appendTo(wrapper);
 
                                    var dialog = "<textarea id='code_area' style='height: 211px; width: 538px;' /><label>Language:</label><select id='code_lang'><option>CSharp</option><option>VB</option><option>JScript</option><option>Sql</option><option>XML</option><option>CSS</option><option>Java</option><option>Delphi</option></select> <input type='button' name='insert' id='insert_btn' value='Insert' />";
                                    $(dialog).appendTo(wrapper);
 
                                    $("#code_area").text(this.text());
 
                                    if (!this.selectionInEditor()) {
                                        this.$element.focus();
                                    }
 
                                    $('#insert_btn').click(function () {
                                        var lang = $("#code_lang").val();
                                        var code = $("#code_area").val();
                                        code = code.replace(/\s+$/, ""); // rtrim
                                        code = $('<span/>').text(code).html(); // encode   
                                        var htmlCode = "<pre class='brush: " + lang.toLowerCase() + "' language='" + lang + "' name='code'>" + code + "</pre></div>"; // syntaxhighlighter با این کد هماهنگ است
                                        //var htmlCode = "<pre language='" + lang + "' name='code'>" + code + "</pre></div>";
                                        var codeBlock = "<div align='left' dir='ltr'>" + htmlCode + "</div>";
 
                                        thisEditor.restoreSelection();
                                        thisEditor.insertHTML(codeBlock);
                                        thisEditor.saveUndoStep();
 
                                        codeModal.remove();
                                    });
                                }
                            }