<script type="text/javascript" language="javascript"> var hr = document.getElementById('myHr');
hr.style.textAlign = 'left'</script>建议你去下载一下 DHTML 手册.chm 这样碰到这问题就可以查手册了
hr.style.textAlign = 'left'</script>建议你去下载一下 DHTML 手册.chm 这样碰到这问题就可以查手册了
而且不能沿用元素里添加的写法text-align应该这样hr.style.textAlign
hr.style.cssText = "text-algin:center; width:50%;";
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title> new document </title>
<meta name="generator" content="editplus" />
<meta name="author" content="Gao YiXiang" />
<meta name="email" content="[email protected]" />
<meta name="keywords" content="javascript dhtml dom" />
<meta name="description" content="I love web development." />
</head>
<body>
<form id="form1" runat="server">
<div>
<hr id="myHr" />
</div>
</form>
<script type="text/javascript" language="javascript">
var hr = document.getElementById('myHr');
//可以通过下面方法设置宽度
hr.style.width="50%";
// 任选其一皆可!
hr.style.setAttribute("textAlign", "left");
// 或
//hr.style.textAlign = "left";
</script>
</body>
</html>
送你三本手册!DHTML参考手册
http://download.csdn.net/source/308913样式表中文手册
http://download.csdn.net/source/304124JScript语言参考
http://download.csdn.net/source/308916