Error After the installation

Hello,

I am creating a website using a joomla 2.5 and virtuemart 2.0. I have installed your VirtueMart Scroller, but the result is not very effective.

I configured something after the installation in the module confiutation. But i have a notice message on my website. i don't how to fix that. the error msg is follow:


Notice: Constant JPATH_VM_ADMINISTRATOR already defined in /modules/mod_vmscroller/helper.php on line 13

Notice: Undefined offset: 0 in
/modules/mod_vmscroller/helper.php on line 370

Notice: Trying to get property of non-object in /modules/mod_vmscroller/helper.php on line 395

and the product image has got js error. Please help me, how to fix it?

That are warnings because you enabled debugging in general configuration, just disable that. If that does not help send link.