<%@ page language="java" contentType="text/html; charset=utf-8"%> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%> <% String systemColor = System.getProperty("theme.color"); String range = (String)request.getParameter("range"); String color = (String)request.getParameter("color"); String change = (String)request.getParameter("change"); if(color == null || color.length() == 0) color= systemColor; if("all".equals(range)) { System.setProperty("theme.color", color); } %> "/> " />

" method="get"> Theme Color >black >blue >green >orange >yellow Range >current >all