jQuery(function( $ ){
 
			
			var placeholder = $("#platzhalter" );
 
			
			var message = $("#header" );
 
			
			var view = $( window );
 
			view.bind(
				"scroll resize",
				function(){
					
					var placeholderTop = placeholder.offset().top;
 
					
					var viewTop = view.scrollTop();
 
					
					if (
						(viewTop > placeholderTop) &&
						!message.is( ".site-message-fixed" )
						){
 
						
						placeholder.height(
							placeholder.height()
						);
 
					
						message.addClass( "site-message-fixed" );
 
					
					} else if (
						(viewTop <= placeholderTop) &&
						message.is( ".site-message-fixed" )
						){
 
						
						placeholder.css( "height", "auto" );
 
						
						message.removeClass( "site-message-fixed" );
 
					}
				}
			);
 
		});