ASP.NET MVC：jQuery UI和其他脚本意外加载

I've got a ASP.NET MVC project on the run. On page load, the easing function of easeOutQuad is immediately used. However, sometimes when I load the page, it says there is no function called easeOutQuad, which no doubt, means the jQuery UI library has not been loaded properly. Other times it works well. I've checked the loading order in the output source code a couple of times, and I can assure you that the order - jQuery, jQuery UI, inline script, shouldn't be the key to the problem. Any insight into this issue?I've got a ASP.NET MVC project on the run. On p