//$$Revision: 5 $
//$$Workfile: js.js $

function setDropDownByValue(el,val)
{
	if(typeof(el) == "string")  { 
	  el = document.getElementById(el); 
	}
	if(!el) { return false; }
	var elOptions = el.options;
	if(!elOptions) { return false; }
	var i = 0;
	for(i = 0; i < elOptions.length; i++) {
		if(elOptions[i].value == val) {
			elOptions.selectedIndex = i;
			break;
		}
	}
}


function setDropDownByText(el,val)
{
	if(typeof(el) == "string")	{ 
	  el = document.getElementById(el);
	}
	if(!el) { return false; }
	var elOptions = el.options;
	if(!elOptions) { return false; }
	var i = 0;
	for(i = 0; i < elOptions.length; i++) {
		if(elOptions[i].text == val) {
			elOptions.selectedIndex = i;
			break;
		}
	}
}
function setDepDay()
{
	var i = 0;
	var date = new Date();
	var elDepDay = getID("depday");
	var optDepDay = elDepDay.options;
	var currentlySelectedDay = optDepDay[optDepDay.selectedIndex].text;
	var selectedMonth = Math.floor(parseInt(getID("depmonth").value,10)/100);
	var daysInMonth = date.getMonthDays(selectedMonth - 1);
	removeAllOptions(optDepDay);
	for(i = 0; i < daysInMonth; i++)
	{
		optDepDay[i] = new Option((i+1).toString().PadLeft('0',2),(i+1).toString().PadLeft('0',2));
	}
	
	setDropDownByText('depday',currentlySelectedDay);
}

function getDepDate()
{
	return new Date(getID("depmonth").value + "/" + getID("depday").value);
}

function dateUpdate(cal)
{
	setDropDownByValue('depmonth',cal.date.print("%m%y"));
	setDepDay();
	setDropDownByValue('depday',cal.date.print("%d"));
}

function takeYear(theDate) {
	x = theDate.getYear();
	var y = x % 100;
	y += (y < 38) ? 2000 : 1900;
	return y;
}

String.prototype.PadLeft = function(charToPad, finalLength) {
	var tmp = this;
	if(typeof(finalLength) == 'string') {
		finalLength = parseInt(finalLength,10);
	}
	while(tmp.length < finalLength)
	{
		tmp = charToPad + tmp;
	}
	return tmp;
}

String.prototype.Trim = function() {
	var tmp = this;
	tmp = this.replace(/^(\s)*/, '');
	tmp = tmp.replace(/(\s)*$/, '');
	return tmp;
}

String.prototype.ToUpper = function() {
	return this.toUpperCase();
}
String.prototype.ToLower = function() {
	return this.toLowerCase();
}

function removeAllOptions(option)
{
	if(typeof(option) == "object")
	{
		while(option.length > 0)
		{
			option.length = option.length - 1;
		}
	}
}


function getID(id)
{
	return document.getElementById(id);
}
function getPN(id)
{
	return document.getElementById(id).value;
}

function removeError(obj) {
	if(obj.className.indexOf('error') != -1)
	{
		obj.className = obj.className.substring(0,obj.className.lastIndexOf(' '));
	}
}

function radiobutton(radiobutton) {
		chosen = false
		for (var i=0; i<radiobutton.length; i++) {
			if (radiobutton[i].checked) {
            	chosen = true;
         	}
      	}
		if (chosen == false) {
			return -1;
		} else {
			return 1;
		}
}

function validatesearch() {
	var errmess = "";
	var valid = true;	
	
	for (i = 0; i < getID("searchform").elements.length; i++) {
		removeError(getID("searchform").elements[i].parentNode);
		removeError(getID("searchform").elements[i]);
	}
	
		document.getElementById("searchtypebox").style.color = "#005391";
	
	if (getPN("airport") == "" || getPN("airport") == null) {
		errmess += "Please select an airport. \n";
		valid = false;
	}
	if (getPN("destination") == "" || getPN("destination") == null) {
		errmess += "Please select a destination. \n";
		valid = false;
	}
	
	if (getPN("depday") == "" || getPN("depday") == null) {
		errmess += "Please select a departure day. \n";
		valid = false;
	}
	
	if (getPN("depmonth") == "" || getPN("depmonth") == null) {
		errmess += "Please select a departure month. \n";
		valid = false;
	}
	
	if (getPN("theduration") == "" || getPN("theduration") == null) {
		errmess += "Please select a duration. \n";
		valid = false;
	}
	
	if (getPN("adults") == "" || getPN("adults") == null) {
		errmess += "Please choose the number of adults. \n";
		valid = false;
	}
	
	if (getPN("children") == "" || getPN("children") == null) {
		errmess += "Please choose the number of children. \n";
		valid = false;
	}
	
	if (getPN("infants") == "" || getPN("infants") == null) {
		errmess += "Please choose the number of infants. \n";
		valid = false;
	}
	
	if (errmess != "") {
		alert(errmess);
	}

	if (valid)
	{
	    if ($('image-container'))
	    {
	        Stop();
	    }
		SetDates();
	}
	return(valid);
}



function validateemail(form,email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.forms[form].elements[email].value;
   if(reg.test(address) == false) {
      alert('Please Enter A Valid Email Address');
   }
   else
   {
	SendNewsletter(form);
   }
}



function validatetravelagent() {
	var errmess = "";
	var valid = true;	
	
	for (i = 0; i < getID("travelagentform").elements.length; i++) {
		removeError(getID("travelagentform").elements[i].parentNode);
		removeError(getID("travelagentform").elements[i]);
	}
	if (getPN("taaccnumber") == "" || getPN("taaccnumber") == null) {
		writeError("taaccnumber");
		errmess += "Please enter your account number. \n";
		valid = false;
	}
	
	if (getPN("tapassword") == "" || getPN("tapassword") == null) {
		writeError("tapassword");
		errmess += "Please enter your password. \n";
		valid = false;
	}
	
	if (getPN("taref") == "" || getPN("taref") == null) {
		writeError("taref");
		errmess += "Please enter your reference. \n";
		valid = false;
	}
	
	if (errmess != "") {
		alert(errmess);
	}
	
	return valid;			
}

function popup(obj,display,visibility,elem,vis) {
	getID(obj).style.display = display;
	getID(obj).style.visibility = visibility;
	
	var selects = document.getElementsByTagName("select");
	for(i=0;i<selects.length;i++) {
		selects[i].style.visibility = vis;
	}
	return false;
}