When you add jquery in your magento .

if you are got following error comes.

1)  You can`t add product in magento shopping cart,

2)   Product image not shown correctly in product view.

 

Solution :

open the file in

{magento root folder}/app/design/frontend/default/{your magento theme}/template/page/html/head.phtml

and

Paste the following lines


<script type="text/javascript">// <![CDATA[

jQuery.noConflict();
// ]]>

after


<!--[if lt IE 7]>
........
.........
<![endif]-->