jQuery+Asp.net 实现简单的下拉加载更多功能

<script type="text/javascript">var objson = eval([{"Id":"5991","product_name":"正品璐瑶颈肩按摩器  披肩颈椎按摩","order_by":"98569","is_show":"True","price":"428","sale_price":"399","Images":"saxjua16.jpg"},{"Id":"5990","product_name":"多功能绞肉机  家用料理机 电动搅拌机","order_by":"98568","is_show":"True","price":"429","sale_price":"399","Images":"d2yjivhl.jpg"},....更多省略]</script> objson = eval([