5 * Date: October 20, 2001
6 * Comment Generates random colors for each frame,
7 * featuring either a dark or light background.
10 * @copyright © 2000-2007 The SquirrelMail Project Team
11 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
13 * @package squirrelmail
17 /** Prevent direct script loading */
18 if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__
) {
22 /** load sq_mt_randomize() */
23 include_once(SM_PATH
. 'functions/strings.php');
25 /** seed the random number generator **/
28 /** light(1) or dark(0) background? **/
31 /** range delimiter **/
34 for ($i = 0; $i <= 16; $i++
) {
35 /** background/foreground toggle **/
36 if ($i == 0 or $i == 3 or $i == 4 or $i == 5 or $i == 9 or $i == 10 or $i == 12 or $i == 16) {
46 /** generate random color **/
47 $r = mt_rand($cmin,$cmax);
48 $g = mt_rand($cmin,$cmax);
49 $b = mt_rand($cmin,$cmax);
51 /** set array element as hex string with hashmark (for HTML output) **/
52 $color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b);