var http_request = false;
   function makePOSTRequest(url, parameters, form_type) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
      
      if (form_type == 'newsletter') http_request.onreadystatechange = alertContents;
      else if(form_type == 'komentar') http_request.onreadystatechange = alertContentsKomentar;
      else if(form_type == 'kontakt') http_request.onreadystatechange = alertContentsKontakt;
      else if(form_type == 'fotogalerija') http_request.onreadystatechange = alertContentsFotogalerija;
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);
   }

    function CheckEmail(email) {
    AtPos = email.indexOf("@")
    StopPos = email.lastIndexOf(".")
    Message = ""
    
    if (email == "") {
    Message = "Not a valid Email address" + "\n"
    }
    
    if (AtPos == -1 || StopPos == -1) {
    Message = "Not a valid email address"
    }
    
    if (StopPos < AtPos) {
    Message = "Not a valid email address"
    }
    
    if (StopPos - AtPos == 1) {
    Message = "Not a valid email address"
    }
    
    return Message
    }

//Forma za newsletter
   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('newsletter_alert').innerHTML = result;
                   
              //če so bila vsa polja polna se forma resetira
              preveri_mail = CheckEmail(document.getElementById('eposta').value);
              
              if (preveri_mail == "") {
               document.getElementById('newsletter_form').reset();
            }              
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   function get(eposta, action) {
   if (action == 'odjava'){
      var poststr = "eposta=" + encodeURI(document.getElementById("eposta").value );
      makePOSTRequest('/include/ajax.form_odjava.php', poststr, 'newsletter');
   }
   else {
      var poststr = "eposta=" + encodeURI(document.getElementById("eposta").value );
      makePOSTRequest('/include/ajax.form_prijava.php', poststr, 'newsletter');
    }
   }
   
//////////////////////////////////////////////////////////////////////////////////////
   
      function alertContentsKomentar() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('list2c').innerHTML = result;
                   
              //če so bila vsa polja polna se forma resetira
              preveri_mail = CheckEmail(document.getElementById('enaslov').value);
              
              if (preveri_mail == "") {
              if (document.getElementById("ime_priimek").value != "" && document.getElementById("komentar_vsebina").value != "") document.getElementById('komentar').reset();
            }              
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
   
//////////////////////////////////////////////////////////////////////////////////////
   
      function alertContentsKontakt() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('form_kontakt_echo').innerHTML = result;
                   
              //če so bila vsa polja polna se forma resetira
              preveri_mail = CheckEmail(document.getElementById('enaslov').value);
              
              if (preveri_mail == "") {
              if (document.getElementById("enaslov").value != "") document.getElementById('form_kontakt').reset();
            }              
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
      
//////////////////////////////////////////////////////////////////////////////////////
   
      function alertContentsFotogalerija() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('inner').innerHTML = result;
             
         } else {
            alert('There was a problem with the request.');
         }
      }
   }
   
      
   function get_komentar(obj) {
      var poststr = "ime_priimek=" + encodeURI(document.getElementById("ime_priimek").value )
      + "&enaslov=" + encodeURI(document.getElementById("enaslov").value )
      + "&id_objave=" + encodeURI(document.getElementById("id_objave").value )
      + "&robots=" + encodeURI(document.getElementById("robots").value )
      + "&komentar_vsebina=" + encodeURI(document.getElementById("komentar_vsebina").value );
      makePOSTRequest('/include/ajax.form_komentar.php', poststr, 'komentar');
      }
      
    function get_kontakt(obj) {
      var poststr = "ime_priimek=" + encodeURI(document.getElementById("ime_priimek").value )
      + "&naslov=" + encodeURI(document.getElementById("naslov").value )
      + "&telefon=" + encodeURI(document.getElementById("telefon").value )
      + "&enaslov=" + encodeURI(document.getElementById("enaslov").value )
      + "&robots=" + encodeURI(document.getElementById("robots").value )
      + "&izbor=" + encodeURI(document.getElementById("izbor").value )
      + "&vsebina_sporocila=" + encodeURI(document.getElementById("vsebina_sporocila").value );
      makePOSTRequest('/include/ajax.form_kontakt.php', poststr, 'kontakt');
      }
      
      
      function get_foto(foto_id) {
      var poststr = "foto_id=" + foto_id;
      makePOSTRequest('/include/ajax.get_foto.php', poststr, 'fotogalerija');
      }