$(document).ready(function(){
	var scroll;
	$(this).bind('scroll', function(){
		window.clearTimeout(scroll);
		scroll = window.setTimeout(function() {
			$.scrollAd();
		}, 500);
	});

	$('#sms_text').bind('keypress', function(){
		var txt = $('#sms_text').val();
		var free = 120 - (""+txt).length;
		if (free <= 0) {
			$('#sms_text').val(txt.substr(0,120));
			free = "<span style='color:#ff0000;'>0</span>";
		}

		$('#freie_zeichen').html(free);
	});

	$('#suche').bind('click', function(){
		$(this).attr('value', '');
	});

	$('#dlr_check').bind('change', function(){
		if ($('#dlr_check').attr('checked')) {
			$('#dlr').slideDown('fast');
		} else {
			$('#dlr').hide('fast');
		}
	});

	$.scrollAd = function(){
		var $ad = $('#skyscraper');
		var sTop = $(document).scrollTop();
		var mTop = 620;
		if (sTop > mTop) {
			$('#skyscraper').animate({top: (sTop-mTop)});
		}
		if (sTop < mTop) {
			$('#skyscraper').animate({top: 0});
		}
	};

});