Message displayed by time of day

<script type="text/javascript">
document.write("<center><font size=+1>");
 var day = new Date();
 var hr = day.getHours();
 if (hr == 1) {
 document.write("Good morning! 1AM and still your going! ");
}
 if (hr == 2) {
 document.write("Hey, it is past 2AM! The bars must be closed!");
}
 if (hr == 3) {
 document.write("Hey, it is after 3AM! Are you a vampire or what?");
}
 if (hr == 4) {
 document.write("4AM? You must roam all night huh!");
}
 if (hr == 5) {
 document.write("Whoa! It's almost daylight and your still going!");
}
 if (hr == 6) {
 document.write("Hey, isn't it too early to be using your computer");
}
 if ((hr == 6) || (hr == 7)  || (hr == 9) || (hr == 10)) {
 document.write("Good Morning!");
}
 if (hr == 11) {
 document.write("11AM...What are you doing surfing JavaScript pages so early??");
}
 if (hr == 12) {
 document.write("NOON! Great, it must be time for me to eat breakfast!");
}
 if (hr == 14) {
 document.write("It's 2PM. Have you eaten lunch yet??");
}
 if ((hr == 15) || (hr == 16) || (hr == 13)) {
 document.write("Good Afternoon!");
}
 if ((hr == 17) || (hr == 19) || (hr == 20) || (hr == 21) || (hr == 22)) {
 document.write("Good Evening! Welcome to prime time on the web!");
}
 if (hr == 23) {
 document.write("It's almost midnight...Aren't you sleepy yet?");
}
 if (hr==0) {
 document.write("It's midnight... do you ever sleep?");
}
 document.write("</font></center>");
 </script>