code cho head 
<!--parser:xtscript-->
assign $device=<xt:get_device_template />
assign $2={{
<xt:include file="/vnpro/head_wap" />
}}
assign $1={{
<xt:include file="/vnpro/head_web" />
}} 
if $device==web
print $2
else
print $1
endif
<!--/parser:xtscript--> 






code cho foot


<!--parser:xtscript-->
assign $device=<xt:get_device_template />
assign $2={{
<xt:include file="/vnpro/foot_wap" />
}}
assign $1={{
<xt:include file="/vnpro/foot_web" />
}} 
if $device==web
print $2
else
print $1
endif
<!--/parser:xtscript-->