'INVITATION.htm',2=>'2.html',3=>'3.html',4=>'4.html', 5=>'5.html',6=>'6.html',7=>'7.htm',8=>'8.html',9=>'9.html',10=>'10.htm',11=>'11.html',12=>'12.html'); if(key_exists($_GET['show'],$co)) include($co[$_GET['show']]); else include($co[1]); ?>