// JavaScript Document
var isHover = false;

function Hover(obj, id)
{
	if(!isHover){
	var str = obj.src.toString();
	var slash = document.getElementById(id).src.toString();
	
	str = str.replace('.jpg', 'Hover.jpg');
	slash = slash.replace('.jpg', 'Hover.jpg');
	
	document.getElementById(id).src = slash;
	obj.src = str;
	
	isHover = true;
	}
}

function unHover(obj, id)
{
	if(isHover){
	var str = obj.src.toString();
	var slash = document.getElementById(id).src.toString();
	
	str = str.replace('Hover.jpg', '.jpg');
	slash = slash.replace('Hover.jpg', '.jpg');
	
	obj.src = str;
	document.getElementById(id).src = slash;
	
	isHover = false;
	}
}

// JavaScript Document
function sendMail()
{
	try
	{
var m = emailform;	
	
var name = m.name.value, subject = m.subject.value, message = m.message.value, email = m.email.value;

if(checklength(name) && checklength(subject) && checklength(message) && emailCheck(email))
{	
	
var req = (window.XMLHttpRequest)?new XMLHttpRequest():new ActiveXObject("Microsoft.XMLHTTP");
var url = "";

url="sendMail.php";
params="name="+name+"&subject="+subject+"&email="+email+"&message="+encode64(message)+"&ids="+Math.random(1,5000);

m.Submit.disabled=true;

   req.onreadystatechange = function() {
				if (req.readyState == 4)
				{
                    m.Submit.value = 'Sent';				
				}
				else
				{
				    m.Submit.value = 'In progress...'
				} 
	  
              }



            with(req){
			open("POST", url, true);
			//setting up headers
			setRequestHeader("Content-type", "application/x-www-form-urlencoded");
			setRequestHeader("Content-length", params.length);
			setRequestHeader("Connection", "close");
			send(params);
		   }
}
else if(!checklength(message))
{
	alert('Please, fill the message field!');
}
else if(!checklength(name))
{
	alert('Please, fill your name!');
}
else if(!checklength(subject))
{
	alert('Please, fill your subject!');
}





	}
	catch(e)
	{
		alert(e.message);
	}

}


function checklength(str)
{
	if(str.length!=0)return true; else return false;
}

function emailCheck (emailStr) {
/* 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]

// 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
var domainArray=domain.match(domainPat)
if (domainArray==null) {
	alert("The domain name doesn't seem to be valid.")
    return false
}

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

/* Now we need to break up the domain to get a count of how many atoms
   it consists of. */
var atomPat=new RegExp(atom,"g")
var domArr=domain.match(atomPat)
var len=domArr.length
if (domArr[domArr.length-1].length<2 || 
    domArr[domArr.length-1].length>3) {
   // the address must end in a two letter or three letter word.
   alert("The address must end in a three-letter domain, or two letter country.")
   return false
}

// Make sure there's a host name preceding the domain.
if (len<2) {
   var errStr="This address is missing a hostname!"
   alert(errStr)
   return false
}

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


var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

function encode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   do {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);

      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;

      if (isNaN(chr2)) {
         enc3 = enc4 = 64;
      } else if (isNaN(chr3)) {
         enc4 = 64;
      }

      output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + 
         keyStr.charAt(enc3) + keyStr.charAt(enc4);
   } while (i < input.length);
   
   return output;
}

function decode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
   input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

   do {
      enc1 = keyStr.indexOf(input.charAt(i++));
      enc2 = keyStr.indexOf(input.charAt(i++));
      enc3 = keyStr.indexOf(input.charAt(i++));
      enc4 = keyStr.indexOf(input.charAt(i++));

      chr1 = (enc1 << 2) | (enc2 >> 4);
      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
      chr3 = ((enc3 & 3) << 6) | enc4;

      output = output + String.fromCharCode(chr1);

      if (enc3 != 64) {
         output = output + String.fromCharCode(chr2);
      }
      if (enc4 != 64) {
         output = output + String.fromCharCode(chr3);
      }
   } while (i < input.length);

   return output;
}

function include(filename){

			  var div = document.createElement('div');
    		  div.setAttribute('id', 'preload');
			  div.style.position = 'absolute';
			  div.style.zIndex = '1';
			  div.style.left = 0;
			  div.style.top = 123;
			  
			var rand_id = Math.random(10, 5000);
			if(location.href.indexOf('www')>0){
				url = 'http://www.vladimirpersan.com/'+filename+'?id='+rand_id;
			}
			else{
				url = 'http://vladimirpersan.com/'+filename+'?id='+rand_id;
			}
		
		//AJAX
		
		  var req = window.XMLHttpRequest?new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
		  req.onreadystatechange = function() {
			if (req.readyState == 4) 
			{
               div.innerHTML = req.responseText;
			}

		  }
		  req.open("GET", url, true);
		  req.send(null); 
}