function windowOpener(windowHeight, windowWidth, windowName, windowUri)
{
    var centerWidth = (window.screen.width - windowWidth) / 2;
    var centerHeight = (window.screen.height - windowHeight) / 2;

    newWindow = window.open(windowUri, windowName, 'resizable=1,width=' + windowWidth + 
        ',height=' + windowHeight + 
        ',left=' + centerWidth + 
        ',top=' + (centerHeight-50));

    newWindow.focus();
    return newWindow.name;
}

function submitform(link1,region_value)
{
  window.location.href=link1+'&region='+region_value;
}

function popup(lang,id)
{
	new_win=window.open("email_friend.php?lang="+lang+"&id="+id+"&status=0","Email_Friend","width=400,height=355,status=no");
	//alert("email_fiend.php?lang="+lang+"&status=0");
}

function popupCodeIgn(lang,id,baseUrl)
{
	new_win=window.open(baseUrl+"email_friend.php?lang="+lang+"&id="+id+"&status=0","Email_Friend","width=400,height=355,status=no");
	//alert("email_fiend.php?lang="+lang+"&status=0");
}

function emailCheck (emailStr) {

/* The following variable tells the rest of the function whether or not
to verify that the address ends in a two-letter country or well-known
TLD.  1 means check it, 0 means don't. */

var checkTLD=1;

/* The following is the list of known TLDs that an e-mail address must end with. */

var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;

/* The following pattern is used to check if the entered e-mail address
fits the user@domain format.  It also is used to separate the username
from the domain. */

var emailPat=/^(.+)@(.+)$/;

/* The following string represents the pattern for matching all special
characters.  We don't want to allow special characters in the address. 
These characters include ( ) < > @ , ; : \ " . [ ] */

var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";

/* The following string represents the range of characters allowed in a 
username or domainname.  It really states which chars aren't allowed.*/

var validChars="\[^\\s" + specialChars + "\]";

/* The following pattern applies if the "user" is a quoted string (in
which case, there are no rules about which characters are allowed
and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
is a legal e-mail address. */

var quotedUser="(\"[^\"]*\")";

/* The following pattern applies for domains that are IP addresses,
rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
e-mail address. NOTE: The square brackets are required. */

var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;

/* The following string represents an atom (basically a series of non-special characters.) */

var atom=validChars + '+';

/* The following string represents one word in the typical username.
For example, in john.doe@somewhere.com, john and doe are words.
Basically, a word is either an atom or quoted string. */

var word="(" + atom + "|" + quotedUser + ")";

// The following pattern describes the structure of the user

var userPat=new RegExp("^" + word + "(\\." + word + ")*$");

/* The following pattern describes the structure of a normal symbolic
domain, as opposed to ipDomainPat, shown above. */

var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");

/* Finally, let's start trying to figure out if the supplied address is valid. */

/* Begin with the coarse pattern to simply break up user@domain into
different pieces that are easy to analyze. */

var matchArray=emailStr.match(emailPat);

if (matchArray==null) {

/* Too many/few @'s or something; basically, this address doesn't
even fit the general mould of a valid e-mail address. */

//alert("Email address seems incorrect (check @ and .'s)");
return false;
}
var user=matchArray[1];
var domain=matchArray[2];

// Start by checking that only basic ASCII characters are in the strings (0-127).

for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
//alert("Ths username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
//alert("Ths domain name contains invalid characters.");
return false;
   }
}

// See if "user" is valid 

if (user.match(userPat)==null) {

// user is not valid

//alert("The username doesn't seem to be valid.");
return false;
}

/* if the e-mail address is at an IP address (as opposed to a symbolic
host name) make sure the IP address is valid. */

var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {

// this is an IP address

for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
//alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}

// Domain is symbolic name.  Check if it's valid.
 
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert("The domain name does not seem to be valid.");
return false;
   }
}

/* domain name seems valid, but now make sure that it ends in a
known top-level domain (like com, edu, gov) or a two-letter word,
representing country (uk, nl), and that there's a hostname preceding 
the domain or country. */

if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert("The address must end in a well-known domain or two letter " + "country.");
return false;
}

// Make sure there's a host name preceding the domain.

if (len<2) {
alert("This address is missing a hostname!");
return false;
}

// If we've gotten this far, everything's valid!
return true;
}



function isPositiveInteger(val){
      if(val==null){return false;}
      if (val.length==0){return false;}
      for (var i = 0; i < val.length; i++) {
            var ch = val.charAt(i)
            if (ch < "0" || ch > "9") {
            return false
            }
      }
      return true;
}

function validate_mun(lang)
{
	var element=document.forms[0].elements["muns[]"];
	var i=0;
	var counter=0;
	var valid=false;
	while (counter<document.forms[0].length && !valid)
	{
		if ((document.forms[0].elements[counter].name == "muns[]") && (document.forms[0].elements[counter].checked))
		{
			valid=true;
		}
		counter++;
	}
	if (!valid)
	{
		if (lang=='gr') alert("Παρακαλώ επιλέξτε τουλάχιστον μια περιοχή");
		if (lang=='en') alert("Please choose at least one region");
		return false;
	}
	return true;
}

function validate_registration(lang)
{
	if ((document.forms[0].agencyTxt.value=="") ||
	(document.forms[0].nameTxt.value=="") || 
	(document.forms[0].surnameTxt.value=="") ||
	(document.forms[0].phoneTxt.value=="") ||
	(document.forms[0].mailTxt.value=="") ||
	(document.forms[0].usernameTxt.value=="") ||
	(document.forms[0].pwdTxt.value=="") ||
	(document.forms[0].repwdTxt.value==""))
	{
		if (lang=='gr')	alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
		if (lang=='en') alert("Please Complete All Fields");
		return false;
	}
	if (document.forms[0].box2.value==0)
	{
		if (lang=='gr')	alert("Παρακαλώ επιλέξτε Δήμο / Συνοικία");
		if (lang=='en') alert("Please choose Municipality");
		return false;
	}
	if (document.forms[0].pwdTxt.value!=document.forms[0].repwdTxt.value)
	{
		if (lang=='gr')	alert("Παρακαλώ εισάγετε σωστά την επαλήθευση του κωδικού");
		if (lang=='en') alert("Please Confirm your Password");
		return false;
	}
	if (!document.forms[0].law_issues.checked)
	{
		if (lang=='gr') alert("Παρακαλώ επιβεβαιώστε την αποδοχή σας με τους όρους εργασίας του spitogatos.gr");
		if (lang=='en') alert("Please approve the terms of spitogatos.gr");
		return false;
	}
	return true;
}
function validate_visit(lang)
{
	if ((document.visit_form.Nametxt.value=="") || 
	(document.visit_form.SurnameTxt.value=="") ||
	(document.visit_form.phoneTxt.value==""))
	{
		if      (lang=="gr") alert("Παρακαλώ συμπληρώστε το Όνομα, το Επώνυμό σας και το Τηλέφωνό σας");
		else if (lang=="en") alert("Please Submit Your Name, Surname and Phone Number");
		return false;
	}
	else
	{
		return true;
	}
}
function validate_calculator()
{
	if ((document.forms[0].PROKATABOLI1.value=="") || 
	(document.forms[0].EPITOKIO1.value=="") ||
	(document.forms[0].DURATION1.value==""))
	{
		alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
		return false;
	}
	alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
	return true;
}

function validate_zhthsh(lang)
{
	if ((document.forms[0].region.value=="0") ||
	(document.forms[0].CATEGORY.value=="") || 
	(document.forms[0].SURNAMETXT.value=="") ||
	(document.forms[0].PHONE.value=="") ||
	(document.forms[0].NAMETXT.value=="") ||
	(document.forms[0].EMAILTXT.value==""))
	{
			if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
			else if (lang=="en") alert("Please submit all the mandatory fields");
			return false;
	}
	else if (count_muns==0)
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
		else if (lang=="en") alert("Please submit all the mandatory fields");
		return false;
	}

	if ((document.forms[0].PRICETXT.value!="") &&
		(!isPositiveInteger(document.forms[0].PRICETXT.value)))
	{
		if (lang=="gr") alert("Τo πεδίο 'Τιμή' πρέπει να περιέχei θετικούς ακέραιους αριθμούς");
		else if (lang=="en") alert("The field price shoud be a positive integer");
		return false;
	}
	if (!emailCheck(document.forms[0].EMAILTXT.value))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε σωστά το email σας");
		else if (lang=="en") alert("Your email account is not correct");
		return false;
	}
	
	return true;
}

function validate_zhthsh_on_search(lang)
{
	if ((document.zitisi_form.region.value=="0") ||
	(document.zitisi_form.search_type.value=="") || 
	(document.zitisi_form.search_type.value=="0") || 
	(document.zitisi_form.SURNAMETXT.value=="") ||
	(document.zitisi_form.PHONE.value=="") ||
	(document.zitisi_form.NAMETXT.value=="") ||
	(document.zitisi_form.EMAILTXT.value==""))
	{
			if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
			else if (lang=="en") alert("Please submit all the mandatory fields");
			return false;
	}
	else if (count_muns==0)
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
		else if (lang=="en") alert("Please submit all the mandatory fields");
		return false;
	}
/*
	if ((!document.forms[0].Buy.checked) &&
	(!document.forms[0].Rent.checked) &&
	(!document.forms[0].ANTIPAROXI.checked))
	{
		if (lang=="gr") alert("Παρακαλώ επιλέξτε τη διαθεσιμότητα του ακινήτου");
		else if (lang=="en") alert("Please select tha availability of the property");
		return false;
	}
*/
	if ((document.zitisi_form.PRICETXT.value!="") &&
		(!isPositiveInteger(document.zitisi_form.PRICETXT.value)))
	{
		if (lang=="gr") alert("Τo πεδίο 'Τιμή' πρέπει να περιέχei θετικούς ακέραιους αριθμούς");
		else if (lang=="en") alert("The field price shoud be a positive integer");
		return false;
	}
	if (!emailCheck(document.zitisi_form.EMAILTXT.value))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε σωστά το email σας");
		else if (lang=="en") alert("Your email account is not correct");
		return false;
	}
	
	return true;
}

function validate_anathesi(lang)
{
	if ((document.forms[0].box2.value=="") ||
	(document.forms[0].SURNAMETXT.value=="") ||
	(document.forms[0].PHONE.value=="") ||
	(document.forms[0].NAMETXT.value==""))
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα πεδία");
		else if (lang=="en") alert("Please submit all the mandatory fields");
		return false;
	}

	if ((document.forms[0].PRICETXT.value!="") &&
		(!isPositiveInteger(document.forms[0].PRICETXT.value)))
	{
		if (lang=="gr") alert("Τo πεδίο 'Τιμή' πρέπει να περιέχei θετικούς ακέραιους αριθμούς");
		else if (lang=="en") alert("The field price shoud be a positive integer");
		return false;
	}
	if ((document.forms[0].EMAILTXT.value!="") && (!emailCheck(document.forms[0].EMAILTXT.value)))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε σωστά το email σας");
		else if (lang=="en") alert("Your email account is not correct");
		return false;
	}
	return true;
}

function validate_review(lang)
{
	if ((document.forms[0].SURNAMETXT.value=="") ||
	(document.forms[0].EMAILTXT.value=="") ||
	(document.forms[0].REVIEWTITLE.value=="") ||
	(document.forms[0].NAMETXT.value==""))
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα υποχρεωτικά στοιχεία");
		else if (lang=="en") alert("Please submit all the mandatory fields");
		return false;
	}
	if (!emailCheck(document.forms[0].EMAILTXT.value))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε σωστά το email σας");
		else if (lang=="en") alert("Your email account is not correct");
		return false;
	}
	return true;
}

function validate_contact(lang)
{
	if ((document.forms[0].NAMETXT.value=="") ||
	(document.forms[0].SURNAMETXT.value=="") ||
	(document.forms[0].EMAILTXT.value==""))
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε όλα τα στοιχεία");
		else if (lang=="en") alert("Please submit all the mandatory fields");
		return false;
	}
	return true;
}

function validate_email_form(lang)
{
	if ((document.forms[0].SENDER.value=="") ||
		(document.forms[0].RECEIVER.value==""))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε τα υποχρεωτικά πεδία");
		else if (lang=="en") alert("Please complete the mandatory fields");
		return false;
	}
	if ((document.forms[0].SENDER.value!="") && (!emailCheck(document.forms[0].SENDER.value)))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε σωστά το email σας");
		else if (lang=="en") alert("Your email address is not valid");
		return false;
	}	 
	if ((document.forms[0].RECEIVER.value!="") && (!emailCheck(document.forms[0].RECEIVER.value)))
	{
		if 		(lang=="gr") alert("Παρακαλώ συμπληρώστε σωστά το email του φίλου σας");
		else if (lang=="en") alert("Your friend's email address is not valid");
		return false;
	}	 
	return true;
	
}

function validate_search_index(lang)
{
	if ((document.forms[0].search_type.value==0) &&	(document.forms[0].box1.value==0))
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε τα πεδία: Περιοχή, Τύπος Αναζήτησης.");
		else if (lang=="en") alert("Please submit the fields: Area, Type of Search.");
		return false;
	}
	else if ((document.forms[0].search_type.value==0) && (document.forms[0].box1.value!=0))
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε τo πεδίo: Τύπος Αναζήτησης.");
		else if (lang=="en") alert("Please submit the field: Type of Search.");
		return false;
	}
	else if ((document.forms[0].search_type.value!=0) && (document.forms[0].box1.value==0))
	{
		if (lang=="gr") alert("Παρακαλώ συμπληρώστε τo πεδίo: Περιοχή.");
		else if (lang=="en") alert("Please submit the field: Area.");
		return false;
	}
	return true;
}

var ResourceManager = new RM();
function RM()
{
  this.list = new Array();
};
RM.prototype.AddString = function(key, value)
{
  this.list[key] = value;
};
RM.prototype.GetString = function(key)
{
  var result = this.list[key];  
  for (var i = 1; i < arguments.length; ++i)
  {
    result = result.replace("{" + (i-1) + "}", arguments[i]);
  }
  return result;
};