PHP Warning: implode() [<a href='function.implode'>function.implode</a>]: Invalid arguments passed in

[Sat Feb 13 04:04:29 2010] [error] [client 124.104.151.210] PHP Warning: implode() [function.implode]: Invalid arguments passed in /home/asian/public_html/profile/profile.php on line 540, referer: http://asiandatingmall.com/profile/online.php?gender=male

i found this in error logs..
its a javascript mixed with php..
here is the code:

function shownow(z) { var photo = new Array(<? for ($x=0;$x); // the error are this one var wphoto = new Array(<? for ($x=0;$x); // the error are this one var hphoto = new Array(<? for ($x=0;$x); // the error are this one var s = document.getElementById('show1') var width s.innerHTML = ''; }