符合标准的Focus功能的提交信息表单代码,Css代码库,德仔网

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【Css】符合标准的Focus功能的提交信息表单
作者:Dezai.CN / 发布于2013/9/25/ 870

	<!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" xml:lang="en" lang="en">
	<head>
	<style type="text/css">
	form{
	margin: 0px auto;
	width: 450px;
	border: solid 1px #CCCCCC;
	}
	.bo{
	border-bottom: solid 1px #CCCCCC;
	}
	label{
	float: left;
	padding: 10px 0px 4px 30px;
	}
	input{
	padding: 1px;
	}
	input,textarea{
	border: 1px solid #CCCCCC;
	margin: 5px 0px;
	}
	textarea{
	padding: 2px;
	}
	.bt{
	width: 38px;
	height: 20px;
	font-size: 11px;
	border: solid 1px #CCCCCC;
	background: #FBFBFB;
	text-align: center;
	}
	.btcenter{
	text-align: center;
	clear: left;
	padding: 4px 0px 0px;
	}
	.sffocus {
	background: #F0F9FB; /*----for IE----*/
	border: 1px solid #1D95C7;
	}
	textarea:focus, input:focus {
	background: #F0F9FB; /*----for firefox......----*/
	border: 1px solid #1D95C7;
	}
	body {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 12px;
	color: #666666;
	margin-top: 20px;
	}
	</style>
	<script type="text/javascript">
	function suckerfish(type, tag, parentId) {
	if (window.attachEvent) {
	window.attachEvent("onload", function() {
	var sfEls = (parentId==null)?document.getElementsByTagName(tag):document.getElementById(parentId).getElementsByTagName(tag);
	type(sfEls);
	});
	}
	}
	sfHover = function(sfEls) {
	for (var i=0; i<sfEls.length; i++) {
	sfEls[i].onmouseover=function() {
	this.className+=" sfhover";
	}
	sfEls[i].onmouseout=function() {
	this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
	}
	}
	}
	sfFocus = function(sfEls) {
	for (var i=0; i<sfEls.length; i++) {
	sfEls[i].onfocus=function() {
	this.className+=" sffocus";
	}
	sfEls[i].onblur=function() {
	this.className=this.className.replace(new RegExp(" sffocus\\b"), "");
	}
	}
	}
	sfActive = function(sfEls) {
	for (var i=0; i<sfEls.length; i++) {
	sfEls[i].onmousedown=function() {
	this.className+=" sfactive";
	}
	sfEls[i].onmouseup=function() {
	this.className=this.className.replace(new RegExp(" sfactive\\b"), "");
	}
	}
	}
	sfTarget = function(sfEls) {
	var aEls = document.getElementsByTagName("A");
	document.lastTarget = null;
	for (var i=0; i<sfEls.length; i++) {
	if (sfEls[i].id) {
	if (location.hash==("#" + sfEls[i].id)) {
	sfEls[i].className+=" sftarget";
	document.lastTarget=sfEls[i];
	}
	for (var j=0; j<aEls.length; j++) {
	if (aEls[j].hash==("#" + sfEls[i].id)) aEls[j].targetEl = sfEls[i];
	aEls[j].onclick = function() {
	if (document.lastTarget) document.lastTarget.className = document.lastTarget.className.replace(new RegExp(" sftarget\\b"), "");
	if (this.targetEl) this.targetEl.className+=" sftarget";
	document.lastTarget=this.targetEl;
	return true;
	}
	}
	}
	}
	}
	suckerfish(sfHover, "p");
	suckerfish(sfActive, "p");
	suckerfish(sfHover, "INPUT");
	suckerfish(sfActive, "TEXTAREA");
	suckerfish(sfFocus, "INPUT");
	suckerfish(sfFocus, "TEXTAREA");
	suckerfish(sfTarget, "H5");
	suckerfish(sfHover, "pre");
	suckerfish(sfActive, "pre");
	</script></head>
	<body>
	<form action="#" method="post" name="myform" id="myform">
	<div class="bo"><label for="name">姓名：</label>
	<input type="text"size="20" name="name" id="name" maxlength="10" /></div>
	<div class="bo"><label for="tel">电话：</label>
	<input type="text" size="20" name="tel" id="tel" maxlength="16" /></div>
	<div class="bo"><label for="mo">主题：</label>
	<input type="text" size="30" name="mo" id="mo" maxlength="20" /></div>
	<div class="bo"><label for="con">内容：</label>
	<textarea cols="40" rows="8" name="con" id="con">
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