function openDate(sendId) {

	if( ! sendId ) 
	  sendId = "";

		$('overlayer').innerHTML = "<p class=\"loading\"><img src=\"img/date_loader.gif\" border=\"0\" \/><br />loading...<\/p>";

		loadOverlayer();
		positionOverlayerElement('overlayer');
	
		$('overlayer').appear({ duration: 0.8 });
		$('overlay').observe('click', closeDate );
	
		new Ajax.Updater('overlayer', 'inc/ajaxDate.inc.php', {
		  method: 'post',
		  parameters: { date: sendId },
		  onComplete: function() { $('close').observe('click', closeDate); }
		});


}

function closeDate() {
 Event.stopObserving('overlayer', 'click');
 $('overlayer').hide();
 unloadOverlayer();
}





function submitGaesteliste() {

 if($('gaesteliste_form')) {
  
   var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
   if((filter.test($F('gaesteliste_email')) == true)) {
    $('gaesteliste_form').request({ onComplete: function(){ 
     $('gaesteliste').addClassName('bold');
     $('gaesteliste').innerHTML = "Danke f&uuml;r dein Interesse.<br />Wenn du gewinnst, wirst du per Mail informiert"; 
    } 
    }) 
   } 
   else {
    $('gaesteliste_email').addClassName('input_error');
    $('gaesteliste_email').value = 'Deine Emailadresse';    
   } 

 }

}