Textures not showing on both faces

I am having a strange problem in blender 2.6 one face is textured and the other side of it is not textured anyway to fix this ?

also i have a error saying does not support vertex format used mesh

[editline]13th December 2011[/editline]

can someone just give me some help please ?

$nocull in vmt

Whatever two sided material option is in blender (won’t carry over to source though obviously)