Expected behavior (预期行为)

scrollpercent为百分之正数，且网页最底下为100%

Actual behavior (实际行为)

scrollpercent是负数，且网页最底下不为100%

Steps to reproduce the behavior (重现步骤)

开启scrollpercent，在分类，标签页面，长度较短的页面时，向下滚动，会出现

NexT Information

Add the ✔ sign before an item which is affected by this behavior.

NexT Version:

• Master
• Latest Release ✔
• Old version -

NexT Scheme:

• All schemes
• Muse
• Mist
• Pisces ✔

Other Information (Like Browser, System, Screenshots)