浏览器如果出现"stack overflow at line:0"并且有些图片无法显示的问题，是由于注册表被串改了

这是由于pngfilt.dll问题，解决方法如下

把以下内容保存到记事本，随便起个名字，并且把后缀改名为.reg，双击打开这个reg文件点“是”，添加入注册表中

再重启浏览器，看看是不是已经能显示了？哈哈

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]
@="{25336920-03F9-11cf-8FD0-00AA00686F13}"

[HKEY_CLASSES_ROOT\pngfile\DefaultIcon]
@="shimgvw.dll,2"

[HKEY_CLASSES_ROOT\pngfile\shell]
@="open"

[HKEY_CLASSES_ROOT\pngfile\shell\open]
"MuiVerb"="@shimgvw.dll,-550"

[HKEY_CLASSES_ROOT\pngfile\shell\open\command]
@="rundll32.exe C:\\WINDOWS\\system32\\shimgvw.dll,ImageView_Fullscreen %1"

[HKEY_CLASSES_ROOT\pngfile\shell\open\DropTarget]
"Clsid"="{E84FDA7C-1D6A-45F6-B725-CB260C236066}"

[HKEY_CLASSES_ROOT\pngfile\shell\printto]

[HKEY_CLASSES_ROOT\pngfile\shell\printto\command]
@="rundll32.exe C:\\WINDOWS\\system32\\shimgvw.dll,ImageView_PrintTo /pt \"%1\" \"%2\" \"%3\" \"%4\""

[HKEY_CLASSES_ROOT\SystemFileAssociations\.PNG]
"ImageOptionFlags"=dword:00000003

[-HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.PNG]

[-HKEY_CLASSES_ROOT\Mime\Database\Content Type\image/x-png]

[-HKEY_CLASSES_ROOT\Mime\Database\Content Type\image/png]

[HKEY_CLASSES_ROOT\Mime\Database\Content Type\image/x-png]
"Extension"=".png"
"Image Filter CLSID"="{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}"

[HKEY_CLASSES_ROOT\Mime\Database\Content Type\image/x-png\Bits]
"0"=hex:08,00,00,00,ff,ff,ff,ff,ff,ff,ff,ff,89,50,4e,47,0d,0a,1a,0a

[HKEY_CLASSES_ROOT\Mime\Database\Content Type\image/png]
"Extension"=".png"
"Image Filter CLSID"="{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}"

[HKEY_CLASSES_ROOT\Mime\Database\Content Type\image/png\Bits]
"0"=hex:08,00,00,00,ff,ff,ff,ff,ff,ff,ff,ff,89,50,4e,47,0d,0a,1a,0a

[HKEY_CLASSES_ROOT\CLSID\{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}]
@="CoPNGFilter Class"

[HKEY_CLASSES_ROOT\CLSID\{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}\InProcServer32]
@="C:\\WINDOWS\\system32\\pngfilt.dll"
"ThreadingModel"="Both"

[HKEY_CLASSES_ROOT\CLSID\{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}\ProgID]
@="PNGFilter.CoPNGFilter.1"

[HKEY_CLASSES_ROOT\PNGFilter.CoPNGFilter]
@="CoPNGFilter Class"

[HKEY_CLASSES_ROOT\PNGFilter.CoPNGFilter\CLSID]
@="{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}"

[HKEY_CLASSES_ROOT\PNGFilter.CoPNGFilter.1]
@="CoPNGFilter Class"

[HKEY_CLASSES_ROOT\PNGFilter.CoPNGFilter.1\CLSID]
@="{A3CCEDF7-2DE2-11D0-86F4-00A0C913F750}"