title: Jquery validation for alphabets
body: <p>I have downloaded jquery validation.js and using it. I need to validate for alphabets in that. For this what i need to do in validation.js</p>
  
  <p>My js is like this,</p>
  
  <pre><code>            categoryname: {
              required: true, 
              minlength: 2
          },
  messages: { 
              categoryname: "Enter the category name",
  </code></pre>
  
  <p>the above code ask for required field and if field is empty it will show the below message. here i need to validate for only alphabets too.......</p>