var FCKPageBreakCommand=function() 
   {this.Name='PageBreak';}; 
  FCKPageBreakCommand.prototype.Execute=function() 
   {FCKUndo.SaveUndoStep(); 
  var e=FCK.EditorDocument.createElement('DIV'); //这里是创建<div>标签，此处不用修改 
  e.style.pageBreakAfter='always';       //这里是为<div>添加样式，把它删掉； 
  e.innerHTML='<span style="DISPLAY:none"> </span>'; 
//这里是在<div>中添加的内容,修改一下; 我的是修改为e.innerHTML='[jb51page]'; 也就是仅有一个空格;

var FCKLineBrCommand=function(){this.Name='LineBr';};
FCKLineBrCommand.prototype.Execute=function(){FCK.EditorDocument.selection.createRange().pasteHTML("<br/>");};
FCKLineBrCommand.prototype.GetState=function(){return 0;}

var FCKQuoteCommand=function(){this.Name='Quote';};
FCKQuoteCommand.prototype.Execute=function(){
 var quoteString = "<table style='border-right: #cccccc 1px dotted; table-layout: fixed; border-top: #cccccc 1px dotted; border-left: #cccccc 1px dotted; border-bottom: #cccccc 1px dotted' cellspacing=0 cellpadding=6 width='95%' align=center border=0>\r\n";
 quoteString += "<tr><td style='word-wrap: break-word' bgcolor='#fdfddf'>\r\n<font color='#FF0000'>以下为引用的内容：</font><br>\r\n";
 quoteString += "</td></tr></table>\r\n";
 FCK.EditorDocument.selection.createRange().pasteHTML(quoteString);
};
FCKQuoteCommand.prototype.GetState=function(){return 0;}