can jquery and javascript co-exist in a file?
<p>can i use javascript and jquery both in a page?</p>

<p>like:</p>

<pre><code>&lt;script type="text/javascript"&gt;

 $(document).ready(function(){
//some jquery 
});

function xyz(){

//javascript statements

//some jquery statements

}

&lt;/script&gt;
</code></pre>
