It doesn't work for some of the pages

http://wordpress.org/extend/plugins/scroll-post-excerpt/
The script is very useful, but it working for me only on one page and none of the otheres
no idea why
Here it works:
http://www.goldfield.co.il/product-category/necklaces/%D7%A9%D7%A8%D7%A9%D7%A8%D7%90%D7%95%D7%AA-%D7%92%D7%95%D7%9C%D7%93%D7%A4%D7%99%D7%9C%D7%93
Here it’s not (for example):
http://www.goldfield.co.il/product-category/necklaces/%D7%A9%D7%A8%D7%A9%D7%A8%D7%90%D7%95%D7%AA-%D7%9B%D7%A1%D7%A3

Content Selector: #content
Navigation Selector: .general-pagination
Next Selector: .general-pagination a:last
Item Selector: .products
Behavior: Default

Thank you

http://wordpress.org/extend/plugins/scroll-post-excerpt/