function akovalidate() {
   var form = document.getElementById('akoform');
   if (form.formid.value == ""){
      alert( "FormID is missing." );
   } else {
      form.submit();    
   } 
}  
      
function decline() {
    window.location.href='./';
}

function akovalidate1() {
   var form = document.getElementById('akoform');
   var re=/^([\-_a-zA-Z0-9.]+@[\-_a-zA-Z0-9]+(\.[\-_a-zA-Z0-9]+)+){1}$/i;
   if (form.title.value == ""){
        alert( "Please fill all required fields: Title:" );
        form.title.focus();
   } else if (form.content.value == ""){
        alert( "Please fill all required fields: Text:" );
        form.content.focus();
   } else if (form.email.value == ""){
        alert( "Please fill all required fields: Email:" );
        form.email.focus();
   } else if (form.email.value == "" || !re.test(form.email.value)){
        alert( "E-mail address format is invalid!" );
        form.email.focus();
   } else {
        form.submit();    
   } 

}  

function akovalidate2() {
   var form = document.akoform;
   /*
   if (form.formid.value == ""){
        alert( "FormID is missing." );
   } else if (form.AKF2.value == ""){
        alert( "Please fill all required fields: Title:" );
   } else if (form.AKF1.value == ""){
        alert( "Please fill all required fields: Text:" );
   } else if (form.AKF3.value == ""){
        alert( "Please fill all required fields: Payment Method:" );
   } else if (form.AKF4.value == ""){
        alert( "Please fill all required fields: Card Holder:" );
   } else if (form.AKF5.value == ""){
        alert( "Please fill all required fields: Card Number:" );
   } else if (form.AKF6.value == ""){
        alert( "Please fill all required fields: CVV2:" );
   } else if (form.AKF7.value == ""){
        alert( "Please fill all required fields: Expiration Date:" );
   } else {
        document.akoform.submit();    
   } 
   */
   document.akoform.submit();
}  

function validateContactForm(){
    var form = document.getElementById('contact_form');
    var re=/^([\-_a-zA-Z0-9.]+@[\-_a-zA-Z0-9]+(\.[\-_a-zA-Z0-9]+)+){1}$/i;
    if (form.name.value == ""){
        alert( "Please fill all required fields: Your Name:" );
        form.name.focus();
   } else if (form.email.value == "" || !re.test(form.email.value)){
        alert( " E-mail address format is invalid!" );
        form.email.focus();
   } else if (form.subject.value == ""){
        alert( "Please fill all required fields: Message subject:" );
        form.subject.focus();
   } else if (form.text.value == ""){
        alert( "Please fill all required fields: Your message:" );
        form.text.focus();
   } else {
        form.submit();
   } 
}

function selectClassifiedAd(classified){
    classified_ad = document.getElementById('classified_ad');
    classified_ad.value = classified;
    classified_ad.form.submit();
    
}

function addImage(image_number){
try{
    var block_name = 'image_'+image_number;
    img_block = document.getElementById(block_name);
    img_block.className = 'image_display';
}catch(e){alert(e.message)}
}

function previewImages(imagename, url_site){
    img_block = document.getElementById('big_img');
    img_block.innerHTML = '<img src="'+url_site+imagename+'" alt="" align="center" class="adver_images">';
    
}