function submit_form(id)
{
  document.getElementById(id).submit();
}

function check_and_submit_form(id,lang)
{
  form = document.getElementById(id);
  var result = false;
  switch (id)
  {
    case 'admin_pages_form': result = check_admin_pages_form(form,lang); break;
    case 'admin_services_form': result = check_admin_services_form(form,lang); break;
    case 'admin_references_form': result = check_admin_references_form(form,lang); break; 
  }
  if (result) form.submit();
}

function check_admin_pages_form(form,lang)
{
  if (form.title_sk.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský názov stránky.");
	  else if (lang == "en") alert("You did not fill the slovak title field.");
	  form.title_sk.focus();
	  return false;      
  }
  else if (form.title_en.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický názov stránky.");
	  else if (lang == "en") alert("You did not fill the english title field.");
	  form.title_en.focus();
	  return false;      
  }
  else if (form.text_sk.innerHTML == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský text pre stránku.");
	  else if (lang == "en") alert("You did not fill the slovak text for the page.");
	  form.text_sk.focus();
	  return false;      
  }
  else if (form.text_en.innerHTML == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický text pre stránku.");
	  else if (lang == "en") alert("You did not fill the english text for the page.");
	  form.text_en.focus();
	  return false;      
  }
  else return true;
}

function check_admin_services_form(form,lang)
{
  if (form.title_sk.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský názov služby.");
	  else if (lang == "en") alert("You did not fill the slovak title field.");
	  form.title_sk.focus();
	  return false;      
  }
  else if (form.title_en.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický názov služby.");
	  else if (lang == "en") alert("You did not fill the english title field.");
	  form.title_en.focus();
	  return false;      
  }
  else if (form.link_title_sk.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský názov odkazu na stránku.");
	  else if (lang == "en") alert("You did not fill the slovak link title field.");
	  form.link_title_sk.focus();
	  return false;      
  }
  else if (form.link_title_en.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický názov odkazu na stránku.");
	  else if (lang == "en") alert("You did not fill the english link title field.");
	  form.link_title_en.focus();
	  return false;      
  }  
  else if (form.text_sk.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský text pre službu.");
	  else if (lang == "en") alert("You did not fill the slovak text for the service page.");
	  form.text_sk.focus();
	  return false;      
  }
  else if (form.text_en.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický text pre službu.");
	  else if (lang == "en") alert("You did not fill the english text for the service page.");
	  form.text_en.focus();
	  return false;      
  }
  else return true;
}

function check_admin_references_form(form,lang)
{
  if (form.title_sk.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský názov stránky.");
	  else if (lang == "en") alert("You did not fill the slovak title field.");
	  form.title_sk.focus();
	  return false;      
  }
  else if (form.title_en.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický názov stránky.");
	  else if (lang == "en") alert("You did not fill the english title field.");
	  form.title_en.focus();
	  return false;      
  }  
  else if (form.link_title_sk.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste slovenský názov odkazu na stránku.");
	  else if (lang == "en") alert("You did not fill the slovak link title field.");
	  form.link_title_sk.focus();
	  return false;      
  }
  else if (form.link_title_en.value == "")
  {
	  if (lang == "sk") alert("Nezadali ste anglický názov odkazu na stránku.");
	  else if (lang == "en") alert("You did not fill the english link title field.");
	  form.link_title_en.focus();
	  return false;
  }  
  else return true;
}

function check_and_submit_gallery_form(id,lang)
{
  form = document.getElementById(id);
  result = false;
  if (form.image.value == "")
  {
	    if (lang == "sk") alert("Nevybrali ste súbor s obrázkom.");
	    else if (lang == "en") alert("You did not choose the image file.");
	    form.image.focus();
	    return false;      
  }
  else document.getElementById(id).submit();
}