document.write("<center>");day = new Date();
hr = day.getHours();

if ((hr >= 1) && (hr <=4)) 
{
t = "The stars will be watching us, and we will show them what it is to be a thin crescent moon. <br></br>Welcome.";
}

if ((hr >= 5) && (hr <=8))
{
t = "A dreamer is one who can only find his way by moonlight, and his punishment is that he sees the dawn before the rest of the world<br></br>Hello and Welcome";
}

if ((hr >= 9) && (hr <=11)) 
{
t = "Good Morning, Welcome";
}

if ((hr >= 12) && (hr <=17)) 
{
t = "Good Afternoon, Welcome";
}

if ((hr >= 18) && (hr <=23)) 
{
t = "The night through the moons light sees its face white.<br>I am light, you are my moon, go not to heaven without me.<br>Good Evening, Welcome";
}

if (hr==0) 
{
t = "We are no other than a moving row<br>Of visionary Shapes that come and go<br>Round with this Sun-illumined Lantern held<br>In Midnight by the Master of the Show<br></br>Hello and Welcome";
}

document.write(t);
document.write("<center>");