$(document).ready(function() {
    	
   	$(".txt").each(function(i){
   		$(this).focus(function(){
   			if ($(this).val() == $(this).attr("title")) {
   				$(this).val("");
   			}
   		}).blur(function(){
   			if ($.trim($(this).val()) == "") {
   				$(this).val($(this).attr("title"));
   			}
   		});
   		if ($.trim($(this).val()) == "") {
   			$(this).val($(this).attr("title"));
   		}
   	});
   	
});

function checkMailingForm(f) {
  if(f.name.value=='Naam') {
    alert("Vul een naam in!");
    f.name.focus();
    return false;
  }
  if(document.mailingform.email.value=='Email adres') {
    alert("Vul een email adres in!");
    f.email.focus();
    return false;
  }
  var flag;
  var str = f.email.value;
  var pattern = /^([a-zA-Z0-9])+([\.a-zA-Z0-9_-])*@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-]+)+/;
  var flag = pattern.test(str);
  if(!f.email.value=='') {
    if(!flag) {
      alert ("Ongeldig of verkeerd email adres.");
      f.email.focus();
      return false;
    }
  }
  
  if(f.secret.value=='Verificatie code') {
    alert("Vul de verificatie code in!");
    f.secret.focus();
    return false;
  }
  
  var agree = confirm("Verzenden?");
  if(agree) {
    return true;
    } else {
    return false;
  }
}

function checkPriceForm(f) {
  
  if(!f.kans.checked && !f.mail.checked) {
  	alert('Selecteer minimaal 1 optie');
  	 return false;
  }
  
  if(f.name.value=='') {
    alert("Vul een naam in!");
    f.name.focus();
    return false;
  }
  if(f.email.value=='') {
    alert("Vul een email adres in!");
    f.email.focus();
    return false;
  }
  var flag;
  var str = f.email.value;
  var pattern = /^([a-zA-Z0-9])+([\.a-zA-Z0-9_-])*@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-]+)+/;
  var flag = pattern.test(str);
  if(!f.email.value=='') {
    if(!flag) {
      alert ("Ongeldig of verkeerd email adres.");
      f.email.focus();
      return false;
    }
  }
  
  if(f.secret.value=='') {
    alert("Vul de verificatie code in!");
    f.secret.focus();
    return false;
  }
  
  var agree = confirm("Verzenden?");
  if(agree) {
    return true;
    } else {
    return false;
  }
}

function form_reset() {
  var obj = document.getElementById('mailingform');
  obj.name.value = "";
  obj.email.value = "";
  obj.secret.value = "";
  reload_verification();
}

function reload_verification() {
  var obj = document.getElementById('randomimage');
  var src  = obj.src + '?rdm=' + (new Date()).getTime();
  obj.src = "";
  obj.src = src;
}

function newWindow(a_str_windowURL, a_str_windowName, a_int_windowWidth, a_int_windowHeight, a_bool_scrollbars, a_bool_resizable, a_bool_menubar, a_bool_toolbar, a_bool_addressbar, a_bool_statusbar, a_bool_fullscreen) {
      var int_windowLeft = (screen.width - a_int_windowWidth) / 2;
      var int_windowTop = (screen.height - a_int_windowHeight) / 2;
      var str_windowProperties = 'height=' + a_int_windowHeight + ',width=' + a_int_windowWidth + ',top=' + int_windowTop + ',left=' + int_windowLeft + ',scrollbars=' + a_bool_scrollbars + ',resizable=' + a_bool_resizable + ',menubar=' + a_bool_menubar + ',toolbar=' + a_bool_toolbar + ',location=' + a_bool_addressbar + ',statusbar=' + a_bool_statusbar + ',fullscreen=' + a_bool_fullscreen + '';
      var obj_window = window.open(a_str_windowURL, a_str_windowName, str_windowProperties)
      if (parseInt(navigator.appVersion) >= 4) {
        obj_window.window.focus();
      }
    }