[FIXED][1.2.2] RadioGroup broke in IE.

[glidealong]

These forums are for GXT 1.2.x and this bug is fixed here.

If you have this problem in version 2.0.x, please, report it in the GXT 2.0.x forums

Done, @http://extjs.com/forum/showthread.php?t=77258

Thanks and Regards,
hafiz