text: //初始化文本编辑器
  function initCode() {
      var mylink;
      var href = window.location.toString();
      var mapUrl = href.substr(0, href.lastIndexOf('/') + 1);
      if (href.indexOf("#") == -1) {
          mylink = mapUrl + "3857Map.html";
      } else {
          mylink = mapUrl + href.split("#")[1] + ".html";
      }
      var html = $.ajax({url: mylink, async: false}).responseText; //获取网页文本内容
      if (html && html != "") {
          $('#code').val(html);
      }
      initEditor();
  }
  
  function initEditor() {
      if (!editor) {
          editor = CodeMirror.fromTextArea(document.getElementById("code"), {
              lineWrapping: true,       //是否换行
              foldGutter: true,        //是否折叠
              gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter"],
              lineNumbers: true,        //是否显示行号
              styleActiveLine: true,
              matchBrackets: true,
              selectionPointer: true,
              mode: "htmlmixed",
              extraKeys: {           //自动补全
                  "Ctrl": "autocomplete"
              },
              viewportMargin: Infinity
          });
          //自动补全
          CodeMirror.commands.autocomplete = function (cm) {
              cm.showHint({hint: CodeMirror.hint.anyword});
          };
      } else {
          editor.setValue($("#code").val());
      }
  }
  
  /**将用户修改过的代码加载到iframe中**/
  function run() {
      var iframeContent = $("#code").val();
      if (editor) {
          iframeContent = editor.getValue();
      }
  
      var iFrame = document.getElementById("examplesIframe").contentWindow;
      iFrame.document.open();
      iFrame.document.write(iframeContent);
      iFrame.document.close();
  }
  
  //开关代码编辑器
  function toggleFooter() {
      var code_area = $('#code_area');
      var map = $('#mapContent');
      if (code_area[0].offsetWidth <= 2) {//如果已经关闭，则打开
          code_area.animate({
              width: "37%"
          }, 200);
          map.animate({
              width: "62%"
          }, 200);
      } else {
          code_area.animate({
              width: 0
          }, 200);
          map.animate({
              width: "99.8%"
          }, 200);
      }
      setTimeout(function () {
          codeChange()
      }, 200);
  }
  
  //显示隐藏代码打开关闭按钮
  function codeChange() {
      if ($("#code_area")[0].offsetWidth > 2) {
          $("#code_open").hide();
          $("#code_close").show();
          $('#container-main').css("border", "1px solid #3473b7");
          $('#drag').css("display", "block");
      } else {
          $("#code_close").hide();
          $("#code_open").show();
          $('#container-main').css("border", "0");
          $('#drag').css("display", "none");
  
      }
  }
  
  //重置
  function refresh() {
      initEditor();
      run();
  }
  
  //复制
  function copy() {
      $('#foo').val(editor.getValue());
      var clipboard = new Clipboard('.copy');
  
      clipboard.on('success', function (e) {
          console.info('Action:', e.action);
          console.info('Text:', e.text);
          console.info('Trigger:', e.trigger);
          e.clearSelection();
          $(".copy-success").fadeIn("fast");
          setTimeout(function(){
              $(".copy-success").fadeOut("slow");
          },2000);
  
      });
  
      clipboard.on('error', function (e) {
          console.error('Action:', e.action);
          console.error('Trigger:', e.trigger);
      });
  }
  
  //拖拽效果
  function dragCode() {
      $("#drag").mousedown(function () {
          var myWidth = $('#container-main').width();
          //使目标对象“禁止变蓝”
          document.onselectstart = function () {
              return false;
          };
          document.onmousemove = function (e) {
              var bottomX = (e || window.event).clientX - 0.3 * myWidth;
              if ($("#overiframe").is(":hidden") == true) {
                  $("#overiframe").show();
              }
              if (bottomX <= 0) {
                  bottomX = 0;
              }
              if (bottomX >= myWidth * 0.6) {
                  bottomX = myWidth * 0.6;
              }
              $("#code_area").width(bottomX);
              $("#mapContent").width(myWidth * 0.99 - bottomX);
              $("#overiframe").width(myWidth * 0.99 - bottomX);
          };
          document.onmouseup = function () {
              document.onmousemove = null;
              $("#overiframe").hide();
              codeChange();
          };
      });
  }