<INPUT name="pclog" type="button" value="GO" onClick="location.href='http://some location/'">
链接式:
<a href="javascript:history.go(-1)">返回上一步</a>
<a href="<%=Request.ServerVariables("HTTP_REFERER")%>">返回上一步</a>
<%out.println("<a href='some.jsp?para1="+value+"'>This is a link</a>");%>
直接跳转式:
<script>window.location.href='http://some location';</script>