3 to 1 buy volume to sell volume <a href="http://ih.advfn.com/p.php?pid=trades&cb=1255370578&symbol=CTGI&java_vm=sun&java_vm_ver=1.6.0_15" rel="nofollow" target="_blank">http://ih.advfn.com/p.php?pid=trades&cb=1255370578&symbol=CTGI&java_vm=sun&java_vm_ver=1.6.0_15</a>