// Select any input[type=text] elements within a validation group
//  and attach keydown handlers to all of them.
$('.validationGroup :text').keydown(function (evt) {
  // We're only interested in the enter key (13).
  if (evt.keyCode == 13) {
    // We want to prevent the default form action regardless.
    evt.preventDefault();
 
    // Find and store the next input element that comes after the
    //  one in which the enter key was pressed.
    var $nextInput = $(this).nextAll(':input:first');
 
    // If the next input is a submit button, trigger its click event.
    //  Else, focus the next form element as if enter == tab.
    if ($nextInput.is(':submit'))
      $nextInput.click();
    else
      $nextInput.focus();
  }
});

	$('.Group2 .causesValidation').bind('click','Group2',ValidateAndSubmit);
 
	$('.Group2 :text').bind('keydown','Group2',function (evt) {
		// Only execute validation if the key pressed was enter.
		if (evt.keyCode == 13) { 
			CurSubmitGroup = evt.data;
			var button = $('.' + evt.data + ' .causesValidation')[0].click();
                });
 
	});
 
	function ValidateAndSubmit(evt) {
        	if (evt.data != CurSubmitGroup) {
                    evt.preventDefault();
                    return;
                }
                var $group = $(evt.currentTarget).parents('.' + evt.data);                 
                var isValid = true;                 
                $group.find(':input').each(function (i, item) {
                if (!$(item).valid())
                      isValid = false;
                });                                  
 
		if (!isValid)
		{
                    evt.preventDefault();
		}
        }
        var CurSubmitGroup = ''; // This flag keeps track from which group the enter button has been pressed