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/*/////////////////////////////////////////////////////////
// This code is based off of
// "Live Clock Lite" script - Version 1.0
// By Mark Plachetta (astroboy@zip.com.au)
//
// The original script displayed a clock.
// Mark Nielsen modified it to be a countdown timer
// for the lesson module in moodle.
//
// Below is the code that is used to call this page.
// echo "<script language=\"javascript\">\n";
// echo "var starttime = ". $timer->starttime . ";\n";
// echo "var servertime = ". time() . ";\n";
// echo "var testlength = ". $lesson->maxtime * 60 .";\n";
// echo "document.write('<SCRIPT LANGUAGE=\"JavaScript\" SRC=\"liveclock_lite.js\"><\/SCRIPT>');\n";
// echo "window.onload = function () { show_clock(); }";
// echo "</script>\n";
//
//////////////////////////////////////////////////////////*/
var myfont_face = "Arial";
var myfont_size = "12";
var myfont_color = "#000000";
var myback_color = "#FFFFFF";
var mywidth = 80;
var my12_hour = 1;
var stopclock = 0;
var myclock = '';
var timeleft, hours, minutes, secs;
var javatimeDate = new Date();
var javatime = javatimeDate.getTime();
javatime = Math.floor(javatime/1000);
difference = javatime - servertime;
starttime = starttime + difference;
var dn = "";
var old = "";
if (document.all||document.getElementById) {
document.write('<span id="LiveClockIE" style="width:'+mywidth+'px;"></span>');
} else if (document.layers) {
document.write('<ilayer id="ClockPosNS"><layer width="'+mywidth+'" id="LiveClockNS"></layer></ilayer>');
} else {
old = "true"; show_clock();
}
/*function leave() { // feable attempt to run a script when someone leaves a timed test early, failed so far
window.onunload = window.open('http://www.google.com','','toolbar=no,menubar=no,location=no,height=500,width=500');
}
leave();*/
function show_clock() {
//show clock in NS 4
if (document.layers)
document.ClockPosNS.visibility="show"
if (old == "die") { return; }
currentDate = new Date();
current = currentDate.getTime();
current = Math.floor(current/1000);
if (current > starttime + testlength) {
myclock = '';
myclock += '<font style="color:'+myfont_color+'; font-family:'+myfont_face+'; font-size:'+myfont_size+'pt;">';
myclock += "Time is up";
myclock += '</font>';
stopclock = 1;
} else {
timeleft = starttime + testlength - current;
hours = Math.floor(timeleft/3600);
timeleft = timeleft - (hours * 3600);
minutes = Math.floor(timeleft/60);
secs = timeleft - (minutes * 60);
if (secs < 10) {
secs = "0"+secs;
}
myclock = '';
myclock += '<font style="color:'+myfont_color+'; font-family:'+myfont_face+'; font-size:'+myfont_size+'pt;">';
if (hours > 0) {
myclock += hours+":";
if (minutes < 10) {
minutes = "0"+minutes;
}
}
myclock += minutes+":"+secs;
myclock += '</font>';
}
if (old == "true") {
document.write(myclock);
old = "die"; return;
}
if (document.layers) {
clockpos = document.ClockPosNS;
liveclock = clockpos.document.LiveClockNS;
liveclock.document.write(myclock);
liveclock.document.close();
} else if (document.all) {
LiveClockIE.innerHTML = myclock;
} else if (document.getElementById) {
document.getElementById("LiveClockIE").innerHTML = myclock;
}
if (stopclock == 0) {
setTimeout("show_clock()",1000);
}
}
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