3Z版基于jquery的图片复选框(asp.net+jquery)

<asp:CheckBoxList ID="CheckBoxList1" runat="server" RepeatDirection="Horizontal" RepeatLayout="Flow" Width="280px">
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</asp:CheckBoxList>

(function($){
$.fn.imagecheckbox = function(options) {
var defaults = {
checked: "images/radio.gif",
unchecked: "no_images/radio.gif",
css: "on",
hide_radios_checkboxes: false
};
var opt = $.extend(defaults, options);
this.each(function(){
var obj = $(this);
var type = obj.attr('type');
var id = obj.attr('id');
if(!opt.hide_radios_checkboxes){
obj.css('display','none');
}
if(obj.attr('checked')){
$("label[for='" + id + "']").attr('class',opt.css);
}else{
$("label[for='" + id + "']").attr('class','out');
}
$("label[for='" + id + "']").click(function(){
$("#" + id).trigger("click");
if($(this).attr('class') == opt.css){
$(this).attr('class', 'out');
}else {
$(this).attr('class', opt.css);
}
});
});
}
})(jquery);

<script type="text/javascript" src="/scripts/imagetick.js"></script>
<script type="text/javascript">
$(function(){
$("input[type='checkbox']").imagecheckbox({ // the selector can be a class as well
checked: "/images/red.gif",
onchecked: "/images/no_check.gif",
css: "on"
});
});
</script>
<style type="text/css">
input{}
label{display:inline-block;width:25px;height:22px;padding-top:3px;text-align:center;font:800 12px/150% arial;position:relative;left;-210px;}
.on{background:url(/images/red.gif) no-repeat;}
.out{background:url(/images/no_check.gif) no-repeat;}
</style>