Internet Explorer 8 and png images appears a red cross sign

It's a known issue with IE8 and in order to fix this issue, import below in registry by saving it as .reg file and double click on it.

Using Windows Registry Editor Version 5.00

[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