$(document).ready(function () {
  function updateTips(t) {
	  var tips = $("#validateTips");
	  tips.text(t).effect("highlight",{},1500);
  }
  
  function checkLength(o,n,min,max) {
	  if ( o.val().length > max || o.val().length < min ) {
		  o.toggleClass('inputnewsletter-error');
		  o.parent().toggleClass('inputnewsletterbox-error');
		  updateTips("Length of " + n + " must be between "+min+" and "+max+".");
		  return false;
	  } else {
		  return true;
	  }
  }
  
  function checkRegexp(o,regexp,n) {
	  if ( !( regexp.test( o.val() ) ) ) {
		  o.toggleClass('inputnewsletter-error');
		  o.parent().toggleClass('inputnewsletterbox-error');
		  updateTips(n);
		  return false;
	  } else {
		  return true;
	  }
  }
  
  $('#email').val('Inserisci la tua e-mail'); 
  $('#email').focus(function () {
    if ($('#email').val() == 'Inserisci la tua e-mail') { $('#email').val('');}
  }); 
  
  $(".buttonnewsletterbox a").click(function(){
    var bValid = true;
	  var email = $("#email");      
	  email.removeClass('inputnewsletter-error');
	  email.parent().removeClass('inputnewsletterbox-error');
	  bValid = bValid && checkLength(email,"email",6,80);
    bValid = bValid && checkRegexp(email,/^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i,"L'indirizzo e-mail non è valido! Es. esempio@strategiegeni.com");        
    if (bValid) {
      tb_init('a.thickbox');
      var email = $('#email').val();        
      var URL = '/advreg.aspx?email=' + email + '&keepThis=true&TB_iframe=true&height=250&width=600';
      var caption = 'Adverclick Register';
      var imageGroup = false;
      tb_show(caption,URL,imageGroup);
      $('#TB_iframe').fadeIn('Fast');
    }
  });      
});