現象：
打開Word文字鼠標上下滾動表現延遲和緩慢，delete刪除按鍵反應卡頓；
VDA7.6 Win7發現此問題，Server2008R2未發現；
解決方法：
打開office文件-選項-高級勾選“禁用硬件圖形加速”
Disabling Hardware acceleration
To disable Hardwareacceleration in Office 2013 Application
1. In Outlook 2013click on File > Options
2. Click on theAdvanced tab and scroll down to the Display section
3. Check the box to“Disable hardware graphics acceleration”
4. Restart Office2013 application and test again
也可以修改VDA註冊表解決：
HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Common\Graphics
DisableHardwareAcceleration DWORD 改爲1
