function popup(url) {
  day = new Date();
  id = day.getTime();
  eval("page" + id + " = window.open(url, '" + id + "', 'toolbar=0, scrollbars=0, location=0, statusbar=0, menubar=0, resizable=0, width=650, height=600, left=180, top=170');");
}

<!-- Javascript Clock DHTML
//  variables for current time
now = new Date();
hh = now.getHours();
mm = now.getMinutes();
ss = now.getSeconds();

(hh>12)?thing="PM":thing="AM";

// IT WAS LIKE THIS
//hh = (hh>12)?hh-12:hh;

// I MADE IT LIKE THIS
hh = (hh>12)?hh-12:hh;

var curTime="";
var timerID = null;
var timerRunning = false;
var isshown=true
// Arrays to hold values for time
hrs = new Array(25);
min = new Array(60);
sec = new Array(60);
for (i=1; i<25; i++)
  {hrs[i]=(i<10)?""+i:i;}
for (i=0;i<60;i++)
  {
  min[i]=(i<10)?"0"+i:i;
  sec[i]=(i<10)?"0"+i:i;
  }
// function clears timer if running
function stopclock(){
    if(timerRunning) clearTimeout(timerID);
    timerRunning = false;
}

// function for onload command to start clock
function startclock(){
    stopclock();
    showtime();
}

// function changes the content of the layer
function change_content(layername,content){
   if(document.layers){
      document.layers[layername].document.open();
      document.layers[layername].document.write("<font size='+2' family='copperplate gothic bold'>"+content+"</font>");
      document.layers[layername].document.close();
   }
   if(document.all){
      document.all[layername].innerHTML=content;
   }
}
// Adds a value of one each second
function showtime()
  {
  ss++
  if(ss==60){ss=0;mm++;}
  if(mm==60){mm=0;hh++;}
  if(hh==13){hh=1;}
  curTime=hrs[hh]+":"+min[mm]+":"+sec[ss]+" "+thing;
  change_content("clock",curTime);
  timerID = setTimeout("showtime()",1000);
  timerRunning=true;
  }
//-->