rendered paste body<?php ob_start();session_start();class _ELEMENT { //background: protected $_background_color; // functions public function setBBGColor($new_background_color) { $this->_background_color = $new_background_color; } public function getBBGColor() { return "background:#{$this->_background_color};"; }}$bodybackground_color = new _ELEMENT;echo '<style type="text/css">';echo "body { font: $bodyFontSize". " " . "$bodyFontType; " . $bodybackground_color->getBBGColor() ." color:$bodyColor;}";echo '</style>';?><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head></head><body><?phpecho $bodybackground_color->getBBGColor();echo "this is ". $bodybackground_color->getBBGColor() ." color";?><form name="input" method="post" action='<?php $bodybackground_color->setBBGColor($_POST['new_background_color']); ?>' ><p>Enter a new color value:</p><input type="text" name="new_background_color"><input type="submit" name="submit" value="Submit"></form></body></html><?phpob_flush();?>