Someone

function chat_form_data () {
	
	echo '	<script language="javascript" type="text/javascript" src="chat_content_request.js"></script>
			<script language="javascript" type="text/javascript">
				function get_contents () {
					makeRequest("chat_messages.php");
					setTimeout("get_contents()", 1000);
				}
				get_contents();
			</script>';
	
	echo '
	<div id="message_field"></div>';
	
	echo '
	<form class="chat_application" method="post" action="chat.php">
	<input class="chat_application" type="text" id="message" name="message"/>
	<button type="submit" class="chat_application" id="submit_form" name="submit_form"> Submit Form </button>
	</form>
	';
	}