$(function() {

	var COOKIE_NAME = 'alter';
	var ADDITIONAL_COOKIE_NAME = 'additional';
	var options = { path: '/', expires: 10 };
    
	//Check ob Cookie gesetzt                
	if($.cookie(COOKIE_NAME)) {
		return true;
	} else {
		makeOverlay();
		$('.enter').click(function() {
			$.cookie(COOKIE_NAME, 'alter', options);
			$("#overlay_fsk").css('display', 'none');
		});
	}
			
			
function makeOverlay() {

	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
	
	$("#overlay_fsk").css('display','block');
	$("#overlay_fsk").css('width', w+'px')
						.css('height', h+'px')
						.fadeTo('slow', 0.95);

};

});