JS完成改变新闻字体大中小的显示

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'index.jsp' starting page</title>
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
	<script type="text/javascript">
		function changeStyle(style){
			alert(style);
			var divNode = document.getElementById("newsid");
			divNode.className = style;
		}
		
	</script>
	<style type="text/css">
		.fontBig{
			color: #0000CC;
			font-size:24px; 
			font-family: serif;
		}
		.fontMedi{
			color: #FF0000;
			font-size: 16px;
			font-family: sans-serif;
		}
		.fontSmall{
			color: yellow;
			font-size: 4px;
			font-family: inherit;
		}
	</style>
  </head>
  
  <body>
  	<H2>新闻标题</H2>  <br/>
  	<a href="javascript:void(0)" onclick="changeStyle('fontBig')">大字体</a>  ||
  	<a href="javascript:void(0)" onclick="changeStyle('fontMedi')">中字体</a>  ||
  	<a href="javascript:void(0)" onclick="changeStyle('fontSmall')">小字体</a>  <br/>
  	<div id="newsid" >
  		新闻新闻新闻新闻新闻<br/>新闻新闻新闻新闻新闻
  	</div>
  	
  	<input type="button" onclick="demo()" value="点点">
  </body>
</html>

  

原文地址:https://www.cnblogs.com/E-star/p/3675261.html