function destroy(){
document.getElementById('company').style.visibility='hidden';
document.getElementById('products').style.visibility='hidden';
document.getElementById('resources').style.visibility='hidden';
document.getElementById('support').style.visibility='hidden';
}
function destroy1(){
document.getElementById('products').style.visibility='hidden';
document.getElementById('resources').style.visibility='hidden';
document.getElementById('support').style.visibility='hidden';
}
function destroy2(){
document.getElementById('company').style.visibility='hidden';
document.getElementById('resources').style.visibility='hidden';
document.getElementById('support').style.visibility='hidden';
}
function destroy3(){
document.getElementById('company').style.visibility='hidden';
document.getElementById('products').style.visibility='hidden';
document.getElementById('support').style.visibility='hidden';
}
function destroy4(){
document.getElementById('company').style.visibility='hidden';
document.getElementById('products').style.visibility='hidden';
document.getElementById('resources').style.visibility='hidden';
}

function sideboxToggle(Tab, Text)
{
var nt = document.getElementById("newsTab");
var tt = document.getElementById("testimonialsTab");
var et = document.getElementById("tutorialTab");
var mt = document.getElementById("teamTab");


var nx = document.getElementById("newsText");
var tx = document.getElementById("testimonialsText");
var ex = document.getElementById("tutorialText");
var mx = document.getElementById("teamText");

var st = document.getElementById(Tab);
var sx = document.getElementById(Text);

nt.className = "tabButtonOff";
tt.className = "tabButtonOff";
et.className = "tabButtonOff";
mt.className = "tabButtonOff";

nx.style.display = "none";
tx.style.display = "none";
ex.style.display = "none";
mx.style.display = "none";

st.className = "tabButtonOn";
sx.style.display = "";
}

function ShowHelp(title, desc)
{
div = document.getElementById("infoDiv");
div.style.display = '';
div.innerHTML = '<h5>' + title + '</h5><br><div>' + desc + '</div>';
}

function HideHelp()
{
div = document.getElementById("infoDiv");
div.style.display = "none";
}
function showPrivacy () {
	window.open('http://www.myeasyscripts.com/popups/privacy.html','myeasyscripts','height=600,width=425');
}
function showTOS () {
	window.open('http://www.myeasyscripts.com/popups/tos.html','myeasyscripts','height=600,width=425,scrollbars=yes');
}
function showSiteMap () {
	window.open('http://www.myeasyscripts.com/popups/sitemap.php','myeasyscripts','height=600,width=425,scrollbars=yes');
}
function showGuarantee () {
	window.open('http://www.myeasyscripts.com/popups/guarantee.html','myeasyscripts','height=600,width=424,scrollbars=yes');
}
function showOrder () {
	window.open('http://www.myeasyscripts.com/popups/order.html','myeasyscripts','height=600,width=424,scrollbars=yes');
}
function showTOS () {
	window.open('http://www.myeasyscripts.com/popups/tos.html','myeasyscripts','height=600,width=424,scrollbars=yes');
}
function showPrivacy () {
	window.open('http://www.myeasyscripts.com/popups/privacy.html','myeasyscripts','height=600,width=424,scrollbars=yes');
}
function showNews () {
	window.open('http://www.myeasyscripts.com/popups/news.html','myeasyscripts','height=600,width=424,scrollbars=yes');
}
function showSpecial () {
	window.open('http://www.myeasyscripts.com/popups/specials.html','myeasyscripts','height=400,width=424,scrollbars=yes');
}
function showContest () {
	window.open('http://www.myeasyscripts.com/popups/contest.html','myeasyscripts','height=370,width=424,scrollbars=yes');
}
function showNewsletter () {
	window.open('http://www.myeasyscripts.com/en/newsletter/1.htm','myeasyscripts','height=285,width=304,scrollbars=yes');
}
// if two digit year input dates after this year considered 20 century.
var NUM_CENTYEAR = 30;
// is time input control required by default
var BUL_TIMECOMPONENT = false;
// are year scrolling buttons required by default
var BUL_YEARSCROLL = true;

var calendars = [];
var RE_NUM = /^\-?\d+$/;

function calendar2(obj_target) {

	// assigning methods
	this.gen_date = cal_gen_date2;
	this.gen_time = cal_gen_time2;
	this.gen_tsmp = cal_gen_tsmp2;
	this.prs_date = cal_prs_date2;
	this.prs_time = cal_prs_time2;
	this.prs_tsmp = cal_prs_tsmp2;
	this.popup    = cal_popup2;

	// validate input parameters
	if (!obj_target)
		return cal_error("Error calling the calendar: no target control specified");
	if (obj_target.value == null)
		return cal_error("Error calling the calendar: parameter specified is not valid target control");
	this.target = obj_target;
	this.time_comp = BUL_TIMECOMPONENT;
	this.year_scroll = BUL_YEARSCROLL;
	
	// register in global collections
	this.id = calendars.length;
	calendars[this.id] = this;
}

function cal_popup2 (str_datetime) {
	if (str_datetime) {
		this.dt_current = this.prs_tsmp(str_datetime);
	}
	else {
		this.dt_current = this.prs_tsmp(this.target.value);
		this.dt_selected = this.dt_current;
	}
	if (!this.dt_current) return;

	var obj_calwindow = window.open(
		'calendar.html?datetime=' + this.dt_current.valueOf()+ '&id=' + this.id,
		'Calendar', 'width=200,height='+(this.time_comp ? 215 : 190)+
		',status=no,resizable=no,top=200,left=200,dependent=yes,alwaysRaised=yes'
	);
	obj_calwindow.opener = window;
	obj_calwindow.focus();
}

// timestamp generating function
function cal_gen_tsmp2 (dt_datetime) {
	return(this.gen_date(dt_datetime) + ' ' + this.gen_time(dt_datetime));
}

// date generating function
function cal_gen_date2 (dt_datetime) {
	return (
		(dt_datetime.getMonth() < 9 ? '0' : '') + (dt_datetime.getMonth() + 1) + "/"
		+ (dt_datetime.getDate() < 10 ? '0' : '') + dt_datetime.getDate() + "/"
		+ dt_datetime.getFullYear()
	);
}
// time generating function
function cal_gen_time2 (dt_datetime) {
	return (
		(dt_datetime.getHours() < 10 ? '0' : '') + dt_datetime.getHours() + ":"
		+ (dt_datetime.getMinutes() < 10 ? '0' : '') + (dt_datetime.getMinutes()) + ":"
		+ (dt_datetime.getSeconds() < 10 ? '0' : '') + (dt_datetime.getSeconds())
	);
}

// timestamp parsing function
function cal_prs_tsmp2 (str_datetime) {
	// if no parameter specified return current timestamp
	if (!str_datetime)
		return (new Date());

	// if positive integer treat as milliseconds from epoch
	if (RE_NUM.exec(str_datetime))
		return new Date(str_datetime);
		
	// else treat as date in string format
	var arr_datetime = str_datetime.split(' ');
	return this.prs_time(arr_datetime[1], this.prs_date(arr_datetime[0]));
}

// date parsing function
function cal_prs_date2 (str_date) {

	var arr_date = str_date.split('/');

	if (arr_date.length != 3) return alert ("Invalid date format: '" + str_date + "'.\nFormat accepted is dd-mm-yyyy.");
	if (!arr_date[1]) return alert ("Invalid date format: '" + str_date + "'.\nNo day of month value can be found.");
	if (!RE_NUM.exec(arr_date[1])) return alert ("Invalid day of month value: '" + arr_date[1] + "'.\nAllowed values are unsigned integers.");
	if (!arr_date[0]) return alert ("Invalid date format: '" + str_date + "'.\nNo month value can be found.");
	if (!RE_NUM.exec(arr_date[0])) return alert ("Invalid month value: '" + arr_date[0] + "'.\nAllowed values are unsigned integers.");
	if (!arr_date[2]) return alert ("Invalid date format: '" + str_date + "'.\nNo year value can be found.");
	if (!RE_NUM.exec(arr_date[2])) return alert ("Invalid year value: '" + arr_date[2] + "'.\nAllowed values are unsigned integers.");

	var dt_date = new Date();
	dt_date.setDate(1);

	if (arr_date[0] < 1 || arr_date[0] > 12) return alert ("Invalid month value: '" + arr_date[0] + "'.\nAllowed range is 01-12.");
	dt_date.setMonth(arr_date[0]-1);
	 
	if (arr_date[2] < 100) arr_date[2] = Number(arr_date[2]) + (arr_date[2] < NUM_CENTYEAR ? 2000 : 1900);
	dt_date.setFullYear(arr_date[2]);

	var dt_numdays = new Date(arr_date[2], arr_date[0], 0);
	dt_date.setDate(arr_date[1]);
	if (dt_date.getMonth() != (arr_date[0]-1)) return alert ("Invalid day of month value: '" + arr_date[1] + "'.\nAllowed range is 01-"+dt_numdays.getDate()+".");

	return (dt_date)
}

// time parsing function
function cal_prs_time2 (str_time, dt_date) {

	if (!dt_date) return null;
	var arr_time = String(str_time ? str_time : '').split(':');

	if (!arr_time[0]) dt_date.setHours(0);
	else if (RE_NUM.exec(arr_time[0])) 
		if (arr_time[0] < 24) dt_date.setHours(arr_time[0]);
		else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed range is 00-23.");
	else return cal_error ("Invalid hours value: '" + arr_time[0] + "'.\nAllowed values are unsigned integers.");
	
	if (!arr_time[1]) dt_date.setMinutes(0);
	else if (RE_NUM.exec(arr_time[1]))
		if (arr_time[1] < 60) dt_date.setMinutes(arr_time[1]);
		else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed range is 00-59.");
	else return cal_error ("Invalid minutes value: '" + arr_time[1] + "'.\nAllowed values are unsigned integers.");

	if (!arr_time[2]) dt_date.setSeconds(0);
	else if (RE_NUM.exec(arr_time[2]))
		if (arr_time[2] < 60) dt_date.setSeconds(arr_time[2]);
		else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed range is 00-59.");
	else return cal_error ("Invalid seconds value: '" + arr_time[2] + "'.\nAllowed values are unsigned integers.");

	dt_date.setMilliseconds(0);
	return dt_date;
}

function cal_error (str_message) {
	alert (str_message);
	return null;
}