< html >

< head >

     < meta  http-equiv ="Content-Type"  content ="text/html; charset=utf-8"   />

     < title > YES!B/S!文章示例页面 </ title >

     < script  src ="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js" ></ script >

     < script  type ="text/javascript" >

         function  testabc()

        {

             var  content = $( " #test " ).val().replace( / \n / g, " <br/> " );

            alert(content);

        }

     </ script >

</ head >

< body >

< textarea  id ="test"  rows ="4"  style ="width: 406px; overflow-y: auto;" ></ textarea >< br >

< input  type ="button"  onclick ="testabc()"  value ="测试" />

</ body >

</ html >