as3 air 保存文本内容的换行

private function newData()
		{
			var str:String="<root>";

			for(var i in charCode_arr)
			{
				str+= "\\r		<word name='"+src_arr[i]+
					"' chartCode='"+charCode_arr[i]+
					"' word='"+name_arr[i]+"'/>  \\r";
			}

			str+="</root>";
			str = str.replace(/\\r/g, "\r");
			newNote(str);

		}