JavaScript高亮显示文本输入框_表单按钮特效

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使用JavaScript控制当前文本输入框高亮显示，这样会使表单的结构更清淅一些，有利于用户的输入。

<!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>
<meta http-equiv="Content-Type" mrc="text/html; charset=gb2312" />
<title>JavaScript高亮显示文本输入框</title>
<style type="text/css">

body{
		font-family: Trebuchet MS, Lucida Sans Unicode, Arial, sans-serif;
		height:100%;
		margin:0px;
		padding:0px;
	}
	
	.textInput,textarea{
		width:300px;	
		font-family:arial;
		background-color:#FFFFFF;
		border:1px solid #000;
	}
	
	.inputHighlighted{
		background-color:#317082;
		color:#FFF;
		width:300px;
		border:1px solid #000;
	}
		
	</style>
	<script type="text/javascript">
		var currentlyActiveInputRef = false;
var currentlyActiveInputClassName = false;

function highlightActiveInput()
{
	if(currentlyActiveInputRef){
		currentlyActiveInputRef.className = currentlyActiveInputClassName;
	}
	currentlyActiveInputClassName = this.className;
	this.className = 'inputHighlighted';
	currentlyActiveInputRef = this;
	
	
}

function blurActiveInput()
{
	this.className = currentlyActiveInputClassName;
	
	
}

<fieldset>
	<legend>文本框高亮</legend>
	<table>
		<tr>
			<td><label for="firstname">姓：</label></td>
			<td><input class="textInput" type="text" name="firstname" id="firstname"></td>
		</tr>
		<tr>
			<td><label for="firstname">名字：</label></td>
			<td><input class="textInput" type="text" name="lastname" id="lastname"></td>
		</tr>		
		<tr>
			<td><label for="address">地址：</label></td>
			<td><textarea id="address" name="address" rows="3"></textarea></td>
		</tr>
		<tr>
			<td colspan="2">
				<input type="submit" onclick="return false" value="Submit">
			</td>
		</tr>
	</table>	
</fieldset>
</form>
<script type="text/javascript">
initInputHighlightScript();
</script>
</body>
</html>

所属频道：表单按钮特效/更新时间：2012-12-15

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