Initial commit: Backup der Webseiten

- zoesch.de
- blitzkiste.net
- gruene-hassberge (norbert.zoesch.de)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

blitzkiste.net/js/main.js

@@ -0,0 +1,55 @@
+jQuery(document).ready(function($){
+	// browser window scroll (in pixels) after which the "back to top" link is shown
+	var offset = 300,
+		//browser window scroll (in pixels) after which the "back to top" link opacity is reduced
+		offset_opacity = 1200,
+		//duration of the top scrolling animation (in ms)
+		scroll_top_duration = 700,
+		//grab the "back to top" link
+		$back_to_top = $('.cd-top');
+
+	//hide or show the "back to top" link
+	$(window).scroll(function(){
+		( $(this).scrollTop() > offset ) ? $back_to_top.addClass('cd-is-visible') : $back_to_top.removeClass('cd-is-visible cd-fade-out');
+		if( $(this).scrollTop() > offset_opacity ) { 
+			$back_to_top.addClass('cd-fade-out');
+		}
+	});
+
+	//smooth scroll to top
+	$back_to_top.on('click', function(event){
+		event.preventDefault();
+		$('body,html').animate({
+			scrollTop: 0 ,
+		 	}, scroll_top_duration
+		);
+	});
+
+});
+
+$(function() {
+
+	// Cache the window object
+	var $window = $(window);
+
+	// Parallax background effect
+	$('div[data-type="background"]').each(function() {
+
+		var $bgobj =  $(this); //assining the object
+
+		$(window).scroll(function() {
+
+			//scroll the background at var speed
+			// the yPos is a negative value because we're scrolling UP!
+
+			var yPos = -($window.scrollTop() / $bgobj.data('speed'));
+
+			// Put together our final background position
+			var coords = '50% ' + yPos +'px';
+
+			// Move the background
+			$bgobj.css({ backgroundPosition: coords });
+		
+		}); // end window scroll
+	});
+});