Lost In Space

• jQuery Custom [:] Expression Test
• jQuery Custom Selectors - holy Cow That Is So Badass
• Getting serious with jQuery - Adding custom CSS selectors
• Writing custom JQuery Selectors

<code class="mix"><span class="com">// Add this code anywhere you want (after jQuery has been loaded).</span> <br /><span class="com">// Edit it to add your own expressions.</span> <br /><span class="jquery">jQuery</span>.extend(<span class="jquery">jQuery</span>.expr[<span class="string">':'</span>], { <br />    <span class="com">///////////////////////////////////////////////////////////</span> <br />    <span class="com">// form elements that are submitable based on these criteria</span> <br />    <span class="com">//    element is not disabled</span> <br />    <span class="com">//    element has a selected or checked attribute</span> <br />    <span class="com">//    element is a textarea</span> <br />    <span class="com">//    element is an input of type text or hidden</span> <br />    <span class="com">//</span> <br />    <span class="com">//  @usage: $(':submitable')</span> <br />    <span class="com">//  @usage: $('#myForm :submitable')</span> <br />    submitable: <span class="string">"!a.disabled&&(a.selected||a.checked||(a.nodeName.toUpperCase()=='TEXTAREA')||(a.nodeName.toUpperCase()=='INPUT'&&(a.type=='text'||a.type=='hidden'||a.type=='password')))"</span>, <br /> <br />    <span class="com">///////////////////////////////////////////////////////////</span> <br />    <span class="com">// elements that have a type attribute not equal to hidden</span> <br />    <span class="com">//    use if you want to select all input elements that are not hidden</span> <br />    <span class="com">//  @usage: $('input:nothidden')</span> <br />    nothidden: <span class="string">"a.type&&a.type!='hidden'"</span> <br />}) <br /></code>