function popup(image_path){
//	document.getElementById('big_image_div').innerHTML="<a href='javascript: void(0);' onclick='del_popup();'>Close</a><br /><img id='big_image' src='"+image_path+"' alt='' border='0' onclick='del_popup();' style='z-index: 100;' />";
//	document.getElementById('big_image').src=image_path;
	new_width = 800;
	new_height = 564;

	if (parseInt(navigator.appVersion)>3) {
		if (navigator.appName=="Netscape") {
			winW = window.innerWidth;
			winH = window.innerHeight;
		}
		if (navigator.appName.indexOf("Microsoft")!=-1) {
			winW = document.body.offsetWidth;
			winH = document.body.offsetHeight;
		}
	}
	document.getElementById('big_image_div').style.left = (winW/2)-(new_width/2);
	document.getElementById('big_image_div').style.top = (winH/2)-(new_height/2);
	document.getElementById('big_image_div').className="visible";
}

function del_popup(){
	document.getElementById('big_image_div').className="hidden";
}

function submit_contact(){
	dateok = 1;

	if (document.getElementById('fname').value=="")
	{
		dateok = 0;
		alert('Please enter your first name !');
		document.getElementById('fname').focus();
		return false;
	}
	if (document.getElementById('lname').value=="")
	{
		dateok = 0;
		alert('Please enter your last name !');
		document.getElementById('lname').focus();
		return false;
	}
	if (document.getElementById('phone').value=="")
	{
		dateok = 0;
		alert('Please enter your phone number !');
		document.getElementById('phone').focus();
		return false;
	}
	if (document.getElementById('email').value=="")
	{
		dateok = 0;
		alert('Please enter your e-mail address !');
		document.getElementById('email').focus();
		return false;
	}
	if (!emailCheck(document.getElementById('email').value))
	{
		dateok = 0;
		alert('Please enter a valid e-mail address !');
		document.getElementById('email').focus();
		return false;
	}
	if (document.getElementById('occupation').value=="")
	{
		dateok = 0;
		alert('Please enter your occupation !');
		document.getElementById('occupation').focus();
		return false;
	}
	if (document.getElementById('town').value=="0")
	{
		dateok = 0;
		alert('Please select a town !');
		document.getElementById('town').focus();
		return false;
	}
	if (document.getElementById('About').value=="0")
	{
		dateok = 0;
		alert('Please select an answer !');
		document.getElementById('About').focus();
		return false;
	}
	if (document.getElementById('apartment').value=="0")
	{
		dateok = 0;
		alert('Please select an apartment type !');
		document.getElementById('apartment').focus();
		return false;
	}
	if (document.getElementById('budget').value=="0")
	{
		dateok = 0;
		alert('Please select your available budget !');
		document.getElementById('budget').focus();
		return false;
	}
	if (document.getElementById('message').value=="")
	{
		dateok = 0;
		alert('Please enter a message !');
		document.getElementById('message').focus();
		return false;
	}

	if (dateok)
	{
		if (document.getElementById('newsletter').checked==true){
			AgreeToReceiveInformations = true;
		}
		else{
			AgreeToReceiveInformations = false;
		}
		fname = document.getElementById('fname').value;
		lname = document.getElementById('lname').value;
		phone = document.getElementById('phone').value;
		email = document.getElementById('email').value;
		occupation = document.getElementById('occupation').value;
		town = document.getElementById('town').value;
		About = document.getElementById('About').value;
		apartment = document.getElementById('apartment').value;
		budget = document.getElementById('budget').value;
		message = encodeBase64(document.getElementById('message').value);
		newsletter = document.getElementById('newsletter').checked;
		link = "fname="+fname+"&lname="+lname+"&phone="+phone+"&email="+email+"&occupation="+occupation+"&town="+town+"&About="+About+"&apartment="+apartment+"&budget="+budget+"&message="+message+"&newsletter="+newsletter;
		link = "send_colliers_info.inc.php?link="+encodeBase64(link);

		makeRequest(link, 'content');

	}
	return false;
}

function IsNumeric(sText)
{
	var ValidChars = "0123456789.";
	var IsNumber=true;
	var Char;


	for (i = 0; i < sText.length && IsNumber == true; i++) 
	{ 
		Char = sText.charAt(i); 
		if (ValidChars.indexOf(Char) == -1) 
		{
			IsNumber = false;
		}
	}
	return IsNumber;
}



function emailCheck (emailStr) {
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum|ro|eu)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);

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

	if (user.match(userPat)==null) {
//		alert("The username doesn't seem to be valid.");
		return false;
	}

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

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

// base64 encode/decode functions

function urlDecode(str){
    str=str.replace(new RegExp('\\+','g'),' ');
    return unescape(str);
}
function urlEncode(str){
    str=escape(str);
    str=str.replace(new RegExp('\\+','g'),'%2B');
    return str.replace(new RegExp('%20','g'),'+');
}

var END_OF_INPUT = -1;

var base64Chars = new Array(
    'A','B','C','D','E','F','G','H',
    'I','J','K','L','M','N','O','P',
    'Q','R','S','T','U','V','W','X',
    'Y','Z','a','b','c','d','e','f',
    'g','h','i','j','k','l','m','n',
    'o','p','q','r','s','t','u','v',
    'w','x','y','z','0','1','2','3',
    '4','5','6','7','8','9','+','/'
);

var reverseBase64Chars = new Array();
for (var i=0; i < base64Chars.length; i++){
    reverseBase64Chars[base64Chars[i]] = i;
}

var base64Str;
var base64Count;
function setBase64Str(str){
    base64Str = str;
    base64Count = 0;
}
function readBase64(){    
    if (!base64Str) return END_OF_INPUT;
    if (base64Count >= base64Str.length) return END_OF_INPUT;
    var c = base64Str.charCodeAt(base64Count) & 0xff;
    base64Count++;
    return c;
}
function encodeBase64(str){
    setBase64Str(str);
    var result = '';
    var inBuffer = new Array(3);
    var lineCount = 0;
    var done = false;
    while (!done && (inBuffer[0] = readBase64()) != END_OF_INPUT){
        inBuffer[1] = readBase64();
        inBuffer[2] = readBase64();
        result += (base64Chars[ inBuffer[0] >> 2 ]);
        if (inBuffer[1] != END_OF_INPUT){
            result += (base64Chars [(( inBuffer[0] << 4 ) & 0x30) | (inBuffer[1] >> 4) ]);
            if (inBuffer[2] != END_OF_INPUT){
                result += (base64Chars [((inBuffer[1] << 2) & 0x3c) | (inBuffer[2] >> 6) ]);
                result += (base64Chars [inBuffer[2] & 0x3F]);
            } else {
                result += (base64Chars [((inBuffer[1] << 2) & 0x3c)]);
                result += ('=');
                done = true;
            }
        } else {
            result += (base64Chars [(( inBuffer[0] << 4 ) & 0x30)]);
            result += ('=');
            result += ('=');
            done = true;
        }
        lineCount += 4;
        if (lineCount >= 76){
            result += ('\n');
            lineCount = 0;
        }
    }
    return result;
}
function readReverseBase64(){   
    if (!base64Str) return END_OF_INPUT;
    while (true){      
        if (base64Count >= base64Str.length) return END_OF_INPUT;
        var nextCharacter = base64Str.charAt(base64Count);
        base64Count++;
        if (reverseBase64Chars[nextCharacter]){
            return reverseBase64Chars[nextCharacter];
        }
        if (nextCharacter == 'A') return 0;
    }
    return END_OF_INPUT;
}

function ntos(n){
    n=n.toString(16);
    if (n.length == 1) n="0"+n;
    n="%"+n;
    return unescape(n);
}

function decodeBase64(str){
    setBase64Str(str);
    var result = "";
    var inBuffer = new Array(4);
    var done = false;
    while (!done && (inBuffer[0] = readReverseBase64()) != END_OF_INPUT
        && (inBuffer[1] = readReverseBase64()) != END_OF_INPUT){
        inBuffer[2] = readReverseBase64();
        inBuffer[3] = readReverseBase64();
        result += ntos((((inBuffer[0] << 2) & 0xff)| inBuffer[1] >> 4));
        if (inBuffer[2] != END_OF_INPUT){
            result +=  ntos((((inBuffer[1] << 4) & 0xff)| inBuffer[2] >> 2));
            if (inBuffer[3] != END_OF_INPUT){
                result +=  ntos((((inBuffer[2] << 6)  & 0xff) | inBuffer[3]));
            } else {
                done = true;
            }
        } else {
            done = true;
        }
    }
    return result;
}

var digitArray = new Array('0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f');
function toHex(n){
    var result = ''
    var start = true;
    for (var i=32; i>0;){
        i-=4;
        var digit = (n>>i) & 0xf;
        if (!start || digit != 0){
            start = false;
            result += digitArray[digit];
        }
    }
    return (result==''?'0':result);
}

function pad(str, len, pad){
    var result = str;
    for (var i=str.length; i<len; i++){
        result = pad + result;
    }
    return result;
}

function encodeHex(str){
    var result = "";
    for (var i=0; i<str.length; i++){
        result += pad(toHex(str.charCodeAt(i)&0xff),2,'0');
    }
    return result;
}

function decodeHex(str){
    str = str.replace(new RegExp("s/[^0-9a-zA-Z]//g"));
    var result = "";
    var nextchar = "";
    for (var i=0; i<str.length; i++){
        nextchar += str.charAt(i);
        if (nextchar.length == 2){
            result += ntos(eval('0x'+nextchar));
            nextchar = "";
        }
    }
    return result;
    
}

// base64 encode/decode funtions end