Stuff

<form action="adjskf.php" method="post"><input type="checkbox" name="course[]" value="Course 1">Course 1<input type="checkbox" name="course[]" value="Course 2">Course 2<input type="checkbox" name="course[]" value="Course 3">Course 3<input type="checkbox" name="course[]" value="Course 4">Course 4<input type="checkbox" name="course[]" value="Course 5">Course 5<input type="submit" name="submit" value="Go"></form>//<?php$emailCourses = "Courses picked: <br />"    if (is_array($_POST['course'])) {        foreach ($_POST['course'] as $a) {           $emailCourses .= "$a<br />";            }        }    else {        echo 'none!';    }?>