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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
<title>Controlling Font Size With Javascript 兼容主流浏览器</title>
<meta name="author" content="Geovin Du 涂聚文"/>
<script type="text/javascript">
var min=8;
var max=18;
function increaseFontSize() {
var p = document.getElementsByTagName('div'); //
//var p=document.getElementById("geovindu");//
for(i=0;i<p.length;i++) {
if(p[i].style.fontSize) {
var s = parseInt(p[i].style.fontSize.replace("px",""));
} else {
var s = 12;
}
if(s!=max) {
s += 1;
}
p[i].style.fontSize = s+"px"
}
}
function decreaseFontSize() {
var p = document.getElementsByTagName('div'); //
//var p=document.getElementById("geovindu");//
for(i=0;i<p.length;i++) {
if(p[i].style.fontSize) {
var s = parseInt(p[i].style.fontSize.replace("px",""));
} else {
var s = 12;
}
if(s!=min) {
s -= 1;
}
p[i].style.fontSize = s+"px"
}
}
</script>
</head>
<body>
<a href="javascript:decreaseFontSize();">-</a>
<a href="javascript:increaseFontSize();">+</a>
<div id="geovindu">
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