fckediter javascript 事件

demo：

 

function FCKeditor_OnComplete( editorInstance )
{
editorInstance.EditorDocument.attachEvent("onkeydown", editor_keydown);
editorInstance.EditorDocument.attachEvent("onkeyup", editor_keyup);
}
function editor_keydown()
{
var oEditor = FCKeditorAPI.GetInstance('inputmsg') ; 
    var keycode = oEditor.EditorWindow.event.keyCode;
    if(keycode==13)  {
 
    }
   
}
function clearInput()
{
var oEditor = FCKeditorAPI.GetInstance('inputmsg') ; 
oEditor.Commands.GetCommand( "NewPage" ).Execute(); //  oEditor.SetHTML("") ;
}

function editor_keyup()
{
var oEditor = FCKeditorAPI.GetInstance('inputmsg') ; 
    var keycode = oEditor.EditorWindow.event.keyCode;
 
    if(keycode==13)  {
    clearInput();
    }
}