var maxlength = 200;   _editor=CKEDITOR.replace("ckeditor",{height:‘130px‘});   _editor.on(‘key‘,function(event){		var oldhtml = _editor.document.getBody().getHtml();		var description = oldhtml.replace(/<.*?>/ig,"");		var etop = $("#cke_1_top");		var _slen = maxlength-description.length;		var canwrite = $("<label id=‘canwrite‘>还可以输入200字</label>");		if(etop.find("#canwrite").length<1){			canwrite.css({border:‘1px #f1f1f1 solid‘,‘line-height‘:‘28px‘,color:‘#999‘});			etop.prepend(canwrite);		}		var _label = etop.find("#canwrite");		if(description.length>maxlength){			//alert("最多可以输入"+maxlength+"个文字，您已达到最大字数限制");			_editor.setData(oldhtml);			_label.html("还可以输入0字");		}else{			_label.html("还可以输入"+_slen+"字");		}	});