<script language="JavaScript">    
function process(){}    
today = new Date()    
if((today.getHours() < 12) && (today.getHours() >= 6))    
{ document.write("<font color=#60befd>Доброе вам утро =)</font>")}    
if((today.getHours() >= 12) && (today.getHours() < 18))    
{ document.write("<font color=#8acf1d>Добрый день =)</font>")}    
if((today.getHours() >= 18) && (today.getHours() <= 23))    
{ document.write("<font color=#ee5000>Добрый вечер =)</font>")}    
if((today.getHours() >= 0) && (today.getHours() < 4))    
{ document.write("<font color=#878787>Вы сегодня поздновато =) </font>")}    
if((today.getHours() >= 4) && (today.getHours() <= 6))    
{ document.write("<font color=#d7d7d7>Вы сегодня рановато =) </font>")}    

</script>