$usr='admin';
$pwd='admin';

if ($usr eq 'admin' && $pwd eq 'admin') {
#inside content
print "Content-type: text/html\n\n";
print <<START_HTML;
#html content after seccessfully login
START_HTML
exit; #exit so that we dont mix html content for login and inside
} 

#outside content
print "Content-type: text/html\n\n";
print <<START_HTML;
#login form for user and pass
START_HTML
[download]

everything is ok, but the only problem am facing. after login and make query to the inside content. it redirect me to login any idea how i can make it to not log me out when making query to inside content its like when you make command the page redirect you back to login