3Z版基于jquery的图片复选框(asp.net+jquery)_jquery

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(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);