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October 6, 2015 08:28
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Throttled jQuery Parallax
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8" /> | |
| <title>Parallax</title> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.8/jquery.min.js"></script> | |
| <script> | |
| $(function(){ | |
| var $scroll = ($.browser.mozilla || $.browser.msie) ? $('html') : $('body'), | |
| $scrollItems = $('[data-scroll-speed]').css('position','relative'), | |
| scrolled = false; | |
| $(window).scroll(function() { | |
| scrolled = true; | |
| }); | |
| setInterval(function() { | |
| if ( scrolled ) { | |
| scrolled = false; | |
| $scrollItems.each(function() { | |
| var $this = $(this), | |
| offset = parseInt( parseFloat($this.data('scroll-speed')) * $scroll.scrollTop() ) * -1; | |
| $this.css('top', offset); | |
| }); | |
| } | |
| }, 40); | |
| }); | |
| </script> | |
| <style> | |
| body { | |
| height: 2000px; | |
| } | |
| div { | |
| background: red; | |
| width: 200px; | |
| height: 200px; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div></div> | |
| <div style="margin-left: 300px;" data-scroll-speed="1.05"></div> | |
| </body> | |
| </html> |
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