tinymce.full.js
function (suffix) {
        var id = suffix ? this._id + '-' + suffix : this._id;

        if (!this._elmCache[id]) {
          this._elmCache[id] = $('#' + id)[0];
        }

        return this._elmCache[id];
      }
function (suffix) {
        var id = suffix ? this._id + '-' + suffix : this._id;

        if (!this._elmCache[id]) {
          this._elmCache[id] = $('#' + id)[0];
        }

        return this._elmCache[id];
      }
function ( suffix ) { var id = suffix ? this . _id + '-' + suffix : this . _id ; if ( ! this . _elmCache [ id ] ) { this . _elmCache [ id ] = $ ( '#' + id ) [ 0 ] ; } return this . _elmCache [ id ] ; }
Returns the control DOM element or sub element.

@method getEl
@param {String} [suffix] Suffix to get element by.
@return {Element} HTML DOM element for the current control or it's children.
Returns the control DOM element or sub element .