js-页面跳转

第一种：   

<script language="javascript" type="text/javascript">          
 window.location.href="login.jsp?backurl="+window.location.href;     
</script>

 

第二种：    

<script language="javascript"> 
 alert("返回"); 
 window.history.back(-1);   
</script>

  
第三种：   

<script language="javascript"> 
 window.navigate("top.jsp");  
</script>

  
第四种：  

<script language="JavaScript">         
   window.self.location='top.htm';  
</script>

    

第五种：  

<script language="javascript">         
     alert("非法访问！");         
     window.top.location='xx.jsp';   
</script>