MSFPhover = 
  (((navigator.appName == "Netscape") && 
  (parseInt(navigator.appVersion) >= 3 )) || 
  ((navigator.appName == "Microsoft Internet Explorer") && 
  (parseInt(navigator.appVersion) >= 4 ))); 
function MSFPpreload(img) 
{
  var a=new Image(); a.src=img; return a; 
}
     
if(MSFPhover) { MSFPnav1n=MSFPpreload("images/header_menu_bulgaria.jpg"); MSFPnav1h=MSFPpreload("images/header_menu_bulgaria_h.jpg"); }
if(MSFPhover) { MSFPnav2n=MSFPpreload("images/header_menu_services.jpg"); MSFPnav2h=MSFPpreload("images/header_menu_services_h.jpg"); }
if(MSFPhover) { MSFPnav3n=MSFPpreload("images/header_menu_payments.jpg"); MSFPnav3h=MSFPpreload("images/header_menu_payments_h.jpg"); }
if(MSFPhover) { MSFPnav4n=MSFPpreload("images/header_menu_about_us.jpg"); MSFPnav4h=MSFPpreload("images/header_menu_about_us_h.jpg"); }
if(MSFPhover) { MSFPnav5n=MSFPpreload("images/header_menu_faq.jpg"); MSFPnav5h=MSFPpreload("images/header_menu_faq_h.jpg"); }

function openWindow(offer,pic){
    var WinWidth = 700;
    var WinHeight = 640;
    var ScreenWidth=window.screen.width;
    var ScreenHeight=window.screen.height;
    var movefromedge=0;
    placementx= 50;//(ScreenWidth/2)-((400)/2);
    placementy= 50;//(ScreenHeight/2)-((300+50)/2);
    WinPop=window.open("photos.php?offer="+offer+"&pic="+pic,"","width="+WinWidth+",height="+WinHeight+",toolbar=0,location=0,directories=0,status=0,scrollbars=1,menubar=0,resizable=0,left="+placementx+",top="+placementy+",screenX="+placementx+",screenY="+placementy+",");
   }
   
function openMap(id){

var WinWidth = 680;
var WinHeight = 465;
var ScreenWidth=window.screen.width;
var ScreenHeight=window.screen.height;
var movefromedge=0;
placementx=(ScreenWidth/2)-((WinWidth)/2);
placementy=(ScreenHeight/2)-((WinHeight+50)/2);
WinPop=window.open("show_map.php?id="+id,"","width="+WinWidth+",height="+WinHeight+",toolbar=0,location=0,directories=0,status=0,scrollbars=0,menubar=0,resizable=0,left="+placementx+",top="+placementy+",screenX="+placementx+",screenY="+placementy+",");
}

function kadabra(zap) {
 
if (zap.type == "checkbox"){ 
    var count = 0;
    var maincheckbox = zap.id.substr(0, zap.id.length - 1);
    zap = maincheckbox;
      for (var j = 0; j < eval(maincheckbox); j++) {
      box = "document.getElementById(\"" + maincheckbox + j + "\")";
      box = eval(box);    
      if (box.checked == true){
         count ++;
      }
      }  
      if (count < 1){
      document.getElementById(zap).checked = false;
       
      }
}
else {

 var orzap = zap;
 var abra = document.getElementById(zap);
 
  if (abra.checked == true) {
      for (var j = 0; j < eval(zap); j++) {
      box = "document.getElementById(\"" + zap + j + "\")";
      box = eval(box);    
      box.checked = true;
      }   
   } 
   else {  
      for (var j = 0; j < eval(zap); j++) {
      box = "document.getElementById(\"" + zap + j + "\")";   
      box = eval(box);  
      box.checked = false;
      }

    } 
}
  document.getElementById(zap).focus();
  return false;
}


function CheckForm (addform) {
    
    if (addform.ann_type.value == ""){
        alert("Please select type of announcement" + "\n" + "Моля, изберете тип на обявата");
        addform.ann_type.focus();
        return false; 
    }
    else if (addform.property_type.value == ""){
        alert("Please select type of property" + "\n" + "Моля, изберете тип на имота");
        addform.property_type.focus();
        return false;         
    }
    else if (addform.property_town.value == ""){
        alert("Please fill in Town/Village" + "\n" + "Моля, попълнете Град/Село");
        addform.property_town.focus();
        return false;         
    }
    else if (addform.property_description.value == ""){
        alert("Please fill in the description of the property" + "\n" + "Моля, попълнете описанието на имота");
        addform.property_description.focus();
        return false;         
    } 
    else if (addform.property_price.value == ""){
        alert("Please fill in the Price of the property" + "\n" + "Моля, попълнете Цена на имота");
        addform.property_price.focus();
        return false;         
    } 
    else if (addform.seller_name.value == ""){
        alert("Please fill in the Name  / Company Name" + "\n" + "Моля, попълнете поле - Име / Име на фирма"); 
        addform.seller_name.focus();
        return false;         
    }
    else if (addform.seller_email.value == ""){
        alert("Please fill filed - E-mail" + "\n" + "Моля, попълнете поле - Е-мейл");  
        addform.seller_email.focus();
        return false;         
    }
    else if (addform.seller_phone.value == ""){
        alert("Please fill filed - Phone" + "\n" + "Моля, попълнете поле - Телефон");  
        addform.seller_phone.focus();
        return false;         
    }             
    else { 
       return true;
    }
    return false;
}

function CheckBGForm (addform) {
    
    if (addform.ann_type.value == ""){
        alert("Моля, изберете тип на обявата");
        addform.ann_type.focus();
        return false; 
    }
    else if (addform.property_type.value == ""){
        alert("Моля, изберете тип на имота");
        addform.property_type.focus();
        return false;         
    }
    else if (addform.property_town.value == ""){
        alert("Моля, попълнете Град/Село");
        addform.property_town.focus();
        return false;         
    }
    else if (addform.property_description.value == ""){
        alert("Моля, попълнете описанието на имота");
        addform.property_description.focus();
        return false;         
    } 
    else if (addform.property_price.value == ""){
        alert("Моля, попълнете Цена на имота");
        addform.property_price.focus();
        return false;         
    } 
    else if (addform.seller_name.value == ""){
        alert("Моля, попълнете поле - Име / Име на компания"); 
        addform.seller_name.focus();
        return false;         
    }
    else if (addform.seller_email.value == ""){
        alert("Моля, попълнете поле - Е-мейл");  
        addform.seller_email.focus();
        return false;         
    }
    else if (addform.seller_phone.value == ""){
        alert("Моля, попълнете поле - Телефон");  
        addform.seller_phone.focus();
        return false;         
    }             
    else { 
       return true;
    }
    return false;
}

function input_txt(field) {
        field.focus();
        field.select();
        return false;
}

function distUnit (myfield){
    if (myfield.value != ""){
        var checkid = myfield.id.replace("_nbr", "")
        var mycheck = eval(document.getElementById(checkid));
        mycheck.checked = true;
    }
}