code: function(command, opt, isSelectableElementTool){
  						if(command.toLowerCase() === "undo"){
  							scope['$undoTaBindtaTextElement' + _serial]();
  						}else if(command.toLowerCase() === "redo"){
  							scope['$redoTaBindtaTextElement' + _serial]();
  						}else{
  							// catch errors like FF erroring when you try to force an undo with nothing done
  							_taExecCommand(command, false, opt);
  							if(isSelectableElementTool){
  								// re-apply the selectable tool events
  								scope['reApplyOnSelectorHandlerstaTextElement' + _serial]();
  							}
  							// refocus on the shown display element, this fixes a display bug when using :focus styles to outline the box.
  							// You still have focus on the text/html input it just doesn't show up
  							scope.displayElements.text[0].focus();
  							return scope.displayElements.text[0];
  						}
  					}
docs: wraps the selection in the provided tag / execCommand function. Should only be called in WYSIWYG mode.