title: $.isNumeric is not a function?
body: <p>I am including jquery file like,</p>
  
  <pre><code>&lt;script type="text/javascript" src="jquery-1.8.0.min.js"&gt;&lt;/script&gt;
  </code></pre>
  
  <p>I am having a code like this,  </p>
  
  <pre><code>if($.isNumeric(now))
  {            
    alert("yes");
  }
  else
  {
    alert("no");
  }
  </code></pre>
  
  <p>But when i run this script get an error like,</p>
  
  <pre><code> $.isNumeric is not a function
  </code></pre>
  
  <p>What i need to do?.</p>