window.addEventListener("load",initDate,false);

function initDate() {

var spanTags = document.getElementsByTagName("span");

for (var i=0; i<spanTags.length; i++) {

if (spanTags[i].className.indexOf("tz") == 0) {

showTheTime(spanTags[i],spanTags[i].className.substring(2));

}

}

}

function showTheTime(currElem,tzOffset) {

var dayName = new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");

var thatTZ = new Date();

var dateStr = thatTZ.toUTCString();

dateStr = dateStr.substr(0,dateStr.length - 3);

thatTZ.setTime(Date.parse(dateStr));

thatTZ.setHours(thatTZ.getHours() + parseInt(tzOffset));

currElem.innerHTML = showTheHours(thatTZ.getHours()) + showZeroFilled(thatTZ.getMinutes()) + showAmPm(thatTZ.getHours()) + dayName[thatTZ.getDay()];

function showTheHours(theHour) {

if (theHour == 0) {

return 12;

}

if (theHour < 13) {

return theHour;

}

return theHour-12;

}

function showZeroFilled(inValue) {

if (inValue > 9) {

return ":" + inValue;

}

return ":0" + inValue;

}

function showAmPm(thatTime) {

if (thatTime < 12) {

return " AM ";

}

return " PM ";

}

}