Code
<DIV align="center"><script language="JavaScript">
function process(){}
today = new Date()
if((today.getHours() < 12) && (today.getHours() >= 6))
{ document.write("<b>Доброе утро $USER_FULL_NAME$.</b>")}
if((today.getHours() >= 12) && (today.getHours() < 18))
{ document.write("<b>Добрый день $USER_FULL_NAME$</b>")}
if((today.getHours() >= 18) && (today.getHours() <= 23))
{ document.write("<b>Добрый вечер $USER_FULL_NAME$</b>")}
if((today.getHours() >= 0) && (today.getHours() < 4))
{ document.write("<b>Здравствуйте $USER_FULL_NAME$. Не спится?</b>")}
if((today.getHours() >= 4) && (today.getHours() <= 6))
{ document.write("<b>Здравствуйте $USER_FULL_NAME$.<br>Мы рады вас видеть в столь ранний час.</b>")}
</script>
<?if($USER_AVATAR_URL$)?><img class="userAvatar" title="$USERNAME$" src="$USER_AVATAR_URL$" border="0"><?else?><?if($USER_LOGGED_IN$)?><img class="userAvatar" title="$USERNAME$" src="http://jscriptix.ru/00.gif" border="0"><?else?><img class="userAvatar" title="$USERNAME$" src="http://i021.radikal.ru/0804/53/f5b4265aa726.gif" border="0"><?endif?><?endif?>