.focus 问题，textbox focus 图片才显示
希望textbox focus时，那个叉才显示
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title> - jsFiddle demo</title>
<script type='text/javascript' src='http://code.jquery.com/jquery-1.5.2.js'></script>
<link rel="stylesheet" type="text/css" href="/css/normalize.css">
<link rel="stylesheet" type="text/css" href="/css/result-light.css">
<style type='text/css'>
* {
font-family: Segoe UI;
font-site: 9pt;
}
#search {
padding: 3px 24px 3px 3px;
}
#clear {
text-indent: -1000em;
width: 16px;
height: 16px;
display: inline-block;
background-image: url(http://p.yusukekamiyamane.com/icons/search/fugue/icons/cross.png);
background-repeat: no-repeat;
position: relative;
left: -20px;
top: 3px;
}
</style>
<script type='text/javascript'>//<![CDATA[
$(window).load(function(){
$("#clear").click(function(evt){
evt.preventDefault();
$("#search").val("").focus();
});
});//]]>
</script>
</head>
<body>
<input type="text" name="search" id="search" value="I can be cleared" /><a href="search/clear" id="clear"></a>
</body>
</html>
[解决办法]
<script type='text/javascript'>//<![CDATA[
$(function(){
$("#clear").click(function(evt){
evt.preventDefault();
$("#search").val("").focus();
});
$('#search').focus(function(){
$("#clear").show();
}).blur(function(){
$("#clear").hide();
})
});//]]>
</script>