function changeBG(durchlauf) {
	$('#backstretch').remove();
	$.backstretch("http://temmeobermeier.com/wp-content/themes/temme2/images/bg_neu"+durchlauf+".jpg", {speed: 150});

	if(durchlauf < 1) { durchlauf++; }
	else { durchlauf = 0; }
	setTimeout(function() { changeBG(durchlauf); }, durchlauf*5000);
}


function showInlinePopup() {
	$('.projektgalerie_item a').click(function(event) {
		event.preventDefault();
		var url = $(this).attr('href');
		var popHeight	= theWindow.height()-100;

		var popMargTop = (popHeight) / 2;
		var popMargLeft = ($('#overlay').width() ) / 2;
		
		$('#overlay').css({
			'height' : popHeight,
			'margin-left' : -popMargLeft
		});

		$('#overlay .viewport').css({
			'height' : popHeight
		});

		$('body').append('<div class="overlay_trans"></div>');
		$('.overlay_trans').css({'filter' : 'alpha(opacity=70)'}).fadeIn();
		$('#overlay').fadeIn();
		$.ajax({
			url: url,
			cache: true,
			beforeSend: function(){
				$('#overlay .overview').html('<img src="http://temmeobermeier.com/wp-content/themes/temme2/images/ajax-loader.gif" alt=" "> lade...');
			},
			success: function(data) {
				$('#overlay .overview').html(data);
		}
});
		return false;
	});
/*	$('#overlay').click(function() {
		hideInlinePopup(0);
	}); */
}

function hideInlinePopup(delay) {
	setTimeout(function(e) {
		$('#overlay').fadeOut();
		$('.overlay_trans').fadeOut();
		$('.overlay_trans').remove();
		}, delay);
		
		return false;
}

function resizeOverlay() {
	var popHeight	= theWindow.height()-100;
	$('#overlay, #overlay .viewport').css({
		'height' : popHeight
	});
}

function setBG() {
	$.backstretch("http://temmeobermeier.com/wp-content/themes/temme2/images/bg_neu0.jpg", {speed: 150});
	alert($('#backstretch').attr('id'));
	$('#backstretch').attr('id','backstrecht0');
	
	$.backstretch("http://temmeobermeier.com/wp-content/themes/temme2/images/bg_neu1.jpg", {speed: 150});
	$('#backstretch').attr('id','backstrecht1');
	
/*	$.backstretch("http://kunden.elbrauschen.com/110120-51/wp-content/themes/temme/images/bg_neu2.jpg", {speed: 150});
	$('#backstretch').attr('id','backstrecht2');	 */
}

function setScroller() {
	// Setzt scroller-hoehe
	//var scrollerdimensionen = $('#scroller').height();
	//var footerdimensionen = $('#footer').height();
	
	scrollerdimensionen = $(window).height();
	var footerdimensionen = $('#footer').height();
	var newheight = scrollerdimensionen - footerdimensionen;
	$('#scroller').height(newheight-37);

}

function galNext() {

	var childs = $('#cgallery').children().length;
	var childli = $('#cgallery').children('li');
	var num = parseInt($('#from').text());

	if( num < childs ) {
		
		$(childli[num-1]).fadeOut('slow');
		num++;

		$('#lb-nav .prev').show();

		$('#from').text(num);
		$('#lb-nav .next').show();
	} 
	
	if(num == childs) {
		$('#lb-nav .next').hide();
	}
}

function galPrev() {
	var childs = $('#cgallery').children().length;
	var childli = $('#cgallery').children('li');
	var num = parseInt($('#from').text());
	var margin = ((num-2)*800)*(-1);

	num--;
	$(childli[num-1]).fadeIn('slow');
	
	$('#lb-nav .next').show();
	$('#lb-nav .prev').show();
	
	if( num != '0' ) {
		$('#from').text(num);
	}
	
	if( num == '1' ) {
		$('#lb-nav .prev').hide();
	}
}

function changeBG(id) {
	$('#footer .images a').removeClass('current');
	$('#footer #bg_'+id).addClass('current');
	$('#supersized img').attr('src','http://temmeobermeier.com/wp-content/backgrounds/'+backgrounds[id]);
}

// Used like $('#my-id').hasScrollbar();

jQuery.fn.hasScrollbar = function() {
    var scrollHeight = this.get(0).scrollHeight;

    //safari's scrollHeight includes padding
    if ($.browser.safari)
        scrollHeight -= parseInt(this.css('padding-top')) + parseInt(this.css('padding-bottom'));

    if (this.height() < scrollHeight)
        return true;
    else
        return false;
}