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新建html文档。

书写hmtl代码。

<div style="margin:30px;">type=checkbox, 多选</div>

<input type="checkbox">

<input type="checkbox" checked>

<div style="margin:30px;">type=radio， 单选</div>

<input type="radio" name="iCheck">

<input type="radio" name="iCheck" checked>

<div style="margin:30px;">禁止选取</div>

<input type="radio" name="iCheck" id="example">

书写css代码。

.icheckbox_square-blue, .iradio_square-blue { display: inline-block;  *display: inline;

vertical-align: middle; margin: 0; padding: 0; width: 22px; height: 22px; background: url(blue.png) no-repeat; border: none; cursor: pointer; }

.icheckbox_square-blue { background-position: 0 0; }

.icheckbox_square-blue.hover { background-position: -24px 0; }

.icheckbox_square-blue.checked { background-position: -48px 0; }

.icheckbox_square-blue.disabled { background-position: -72px 0; cursor: default; }

.icheckbox_square-blue.checked.disabled { background-position: -96px 0; }

.iradio_square-blue { background-position: -120px 0; }

.iradio_square-blue.hover { background-position: -144px 0; }

.iradio_square-blue.checked { background-position: -168px 0; }

.iradio_square-blue.disabled { background-position: -192px 0; cursor: default; }

.iradio_square-blue.checked.disabled { background-position: -216px 0; }

@media (-o-min-device-pixel-ratio: 5/4), (-webkit-min-device-pixel-ratio: 1.25), (min-resolution: 120dpi) {

 .icheckbox_square-blue,  .iradio_square-blue {

 background-image: url(blue@2x.png);

 -webkit-background-size: 240px 24px;

 background-size: 240px 24px;

}

}

书写并添加js代码。

<script src="js/jquery.js"></script>

<script>

(function(f){function A(a,b,d){var c=a[0],g=/er/.test(d)?_indeterminate:/bl/.test(d)?n:k,e=d==_update?{checked:c[k],disabled:c[n],indeterminate:"true"==a.attr(_indeterminate)||"false"==a.attr(_determinate)}:c[g];if(/^(ch|di|in)/.test(d)&&!e)x(a,g);else if(/^(un|en|de)/.test(d)&&e)q(a,g);else if(d==_update)for(var f in e)e[f]?x(a,f,!0):q(a,f,!0);else if(!b||"toggle"==d){if(!b)a[_callback]("ifClicked");e?c[_type]!==r&&q(a,g):x(a,g)}}function x(a,b,d){var c=a[0],g=a.parent(),e=b==k,u=b==_indeterminate,

v=b==n,s=u?_determinate:e?y:"enabled",F=l(a,s+t(c[_type])),B=l(a,b+t(c[_type]));if(!0!==c[b]){if(!d&&b==k&&c[_type]==r&&c.name){var w=a.closest("form"),p='input[name="'+c.name+'"]',p=w.length?w.find(p):f(p);p.each(function(){this!==c&&f(this).data(m)&&q(f(this),b)})}u?(c[b]=!0,c[k]&&q(a,k,"force")):(d||(c[b]=!0),e&&c[_indeterminate]&&q(a,_indeterminate,!1));D(a,e,b,d)}c[n]&&l(a,_cursor,!0)&&g.find("."+C).css(_cursor,"default");g[_add](B||l(a,b)||"");g.attr("role")&&!u&&g.attr("aria-"+(v?n:k),"true");

g[_remove](F||l(a,s)||"")}function q(a,b,d){var c=a[0],g=a.parent(),e=b==k,f=b==_indeterminate,m=b==n,s=f?_determinate:e?y:"enabled",q=l(a,s+t(c[_type])),r=l(a,b+t(c[_type]));if(!1!==c[b]){if(f||!d||"force"==d)c[b]=!1;D(a,e,s,d)}!c[n]&&l(a,_cursor,!0)&&g.find("."+C).css(_cursor,"pointer");g[_remove](r||l(a,b)||"");g.attr("role")&&!f&&g.attr("aria-"+(m?n:k),"false");g[_add](q||l(a,s)||"")}function E(a,b){if(a.data(m)){a.parent().html(a.attr("style",a.data(m).s||""));if(b)a[_callback](b);a.off(".i").unwrap();

f(_label+'[for="'+a[0].id+'"]').add(a.closest(_label)).off(".i")}}function l(a,b,f){if(a.data(m))return a.data(m).o[b+(f?"":"Class")]}function t(a){return a.charAt(0).toUpperCase()+a.slice(1)}function D(a,b,f,c){if(!c){if(b)a[_callback]("ifToggled");a[_callback]("ifChanged")[_callback]("if"+t(f))}}var m="iCheck",C=m+"-helper",r="radio",k="checked",y="un"+k,n="disabled";_determinate="determinate";_indeterminate="in"+_determinate;_update="update";_type="type";_click="click";_touch="touchbegin.i touchend.i";

_add="addClass";_remove="removeClass";_callback="trigger";_label="label";_cursor="cursor";_mobile=/ipad|iphone|ipod|android|blackberry|windows phone|opera mini|silk/i.test(navigator.userAgent);f.fn[m]=function(a,b){var d='input[type="checkbox"], input[type="'+r+'"]',c=f(),g=function(a){a.each(function(){var a=f(this);c=a.is(d)?c.add(a):c.add(a.find(d))})};if(/^(check|uncheck|toggle|indeterminate|determinate|disable|enable|update|destroy)$/i.test(a))return a=a.toLowerCase(),g(this),c.each(function(){var c=

f(this);"destroy"==a?E(c,"ifDestroyed"):A(c,!0,a);f.isFunction(b)&&b()});if("object"!=typeof a&&a)return this;var e=f.extend({checkedClass:k,disabledClass:n,indeterminateClass:_indeterminate,labelHover:!0},a),l=e.handle,v=e.hoverClass||"hover",s=e.focusClass||"focus",t=e.activeClass||"active",B=!!e.labelHover,w=e.labelHoverClass||"hover",p=(""+e.increaseArea).replace("%","")|0;if("checkbox"==l||l==r)d='input[type="'+l+'"]';-50>p&&(p=-50);g(this);return c.each(function(){var a=f(this);E(a);var c=this,

b=c.id,g=-p+"%",d=100+2*p+"%",d={position:"absolute",top:g,left:g,display:"block",width:d,height:d,margin:0,padding:0,background:"#fff",border:0,opacity:0},g=_mobile?{position:"absolute",visibility:"hidden"}:p?d:{position:"absolute",opacity:0},l="checkbox"==c[_type]?e.checkboxClass||"icheckbox":e.radioClass||"i"+r,z=f(_label+'[for="'+b+'"]').add(a.closest(_label)),u=!!e.aria,y=m+"-"+Math.random().toString(36).substr(2,6),h='<div class="'+l+'" '+(u?'role="'+c[_type]+'" ':"");u&&z.each(function(){h+=

'aria-labelledby="';this.id?h+=this.id:(this.id=y,h+=y);h+='"'});h=a.wrap(h+"/>")[_callback]("ifCreated").parent().append(e.insert);d=f('<ins class="'+C+'"/>').css(d).appendTo(h);a.data(m,{o:e,s:a.attr("style")}).css(g);e.inheritClass&&h[_add](c.className||"");e.inheritID&&b&&h.attr("id",m+"-"+b);"static"==h.css("position")&&h.css("position","relative");A(a,!0,_update);if(z.length)z.on(_click+".i mouseover.i mouseout.i "+_touch,function(b){var d=b[_type],e=f(this);if(!c[n]){if(d==_click){if(f(b.target).is("a"))return;

A(a,!1,!0)}else B&&(/ut|nd/.test(d)?(h[_remove](v),e[_remove](w)):(h[_add](v),e[_add](w)));if(_mobile)b.stopPropagation();else return!1}});a.on(_click+".i focus.i blur.i keyup.i keydown.i keypress.i",function(b){var d=b[_type];b=b.keyCode;if(d==_click)return!1;if("keydown"==d&&32==b)return c[_type]==r&&c[k]||(c[k]?q(a,k):x(a,k)),!1;if("keyup"==d&&c[_type]==r)!c[k]&&x(a,k);else if(/us|ur/.test(d))h["blur"==d?_remove:_add](s)});d.on(_click+" mousedown mouseup mouseover mouseout "+_touch,function(b){var d=

b[_type],e=/wn|up/.test(d)?t:v;if(!c[n]){if(d==_click)A(a,!1,!0);else{if(/wn|er|in/.test(d))h[_add](e);else h[_remove](e+" "+t);if(z.length&&B&&e==v)z[/ut|nd/.test(d)?_remove:_add](w)}if(_mobile)b.stopPropagation();else return!1}})})}})(window.jQuery||window.Zepto);

</script>

代码整体结构。

查看效果。