IE无法显示PNG

如题,我的IE在几分钟前对PNG的显示还是很好的,但我装PHOTOSHOP过程中弹出了一个什么什么不能注册,我按了忽略,然后打开IE就无法显示所有PNG格式的图片(在电脑本身打得开,就是在网页上不能显示),现在我已经把PHOTOSHOP卸载了,但毛病依然如此,连支付宝上那个PNG图片也看不到.请求解决!

以下内容放入文本文件，存为reg后缀。双击运行即可。

Windows Registry Editor Version 5.00

;PNG file association fix for Windows XP
;Created on May 17, 2007 by Ramesh Srinivasan

[HKEY_CLASSES_ROOT\.PNG]
"PerceivedType"="image"
@="pngfile"
"Content Type"="image/png"

[HKEY_CLASSES_ROOT\.PNG\PersistentHandler]
@="{098f2470-bae0-11cd-b579-08002b30bfeb}"

[HKEY_CLASSES_ROOT\pngfile]
@="PNG Image"
"EditFlags"=dword:00010000
"FriendlyTypeName"=hex(2):40,00,25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,\
00,6f,00,6f,00,74,00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,\
32,00,5c,00,73,00,68,00,69,00,6d,00,67,00,76,00,77,00,2e,00,64,00,6c,00,6c,\
00,2c,00,2d,00,33,00,30,00,35,00,00,00
"ImageOptionFlags"=dword:00000003

[HKEY_CLASSES_ROOT\pngfile\CLSID]