Miscellany

<?php
	$nick = $_POST['n'];
	if($nick=="" || strlen($nick)<=3){
		echo "
		<div id=\"notice\" style=\"font-weight:bold;\">Nickname must be atleast 4 characters in length.</div>
		<hr />
		<div id=\"note\">Enter a nickname:</div>
		<form method=\"post\" action=\"chat.php\" onsubmit=\"send_nick(this); return false;\">
			<input type=\"text\" name=\"n\" size=\"30\" />
			<input type=\"submit\" value=\"Continue ->\" name=\"btnSubmit\" />
		</form> ";
	} else {
		echo "
		<div id=\"notice\" style=\"font-weight:bold;\">Hello ".$nick.", Welcome to the chat.</div>
		<hr />
		<div id=\"container\">
			<div id=\"chat\"></div>
		</div>		
		<form id=\"sndText\" method=\"post\" action=\"\" onsubmit=\"change('chat',this); return false;\">
			<input type=\"text\" name=\"ctext\" size=\"30\" />
			<input type=\"submit\" value=\"Send\" name=\"btnSend\" />
		</form>
		<br /> ";
	}
?>