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- <script type="application/javascript">
- (function($) {
- $(document).ready(function() {
- var $animation_elements = $('.et-waypoint'),
- $window = $(window);
- function check_if_in_view() {
- var window_height = $window.height(),
- window_top_position = $window.scrollTop(),
- window_bottom_position = (window_top_position + window_height);
- $animation_elements.each(function() {
- var $element = $(this),
- element_height = $element.outerHeight(),
- element_top_position = $element.offset().top,
- element_bottom_position = (element_top_position + element_height);
- //check to see if this element is within viewport
- if ((element_bottom_position >= window_top_position) && (element_top_position <= window_bottom_position)) {
- if($('.et_animated').length === 0){
- $element.addClass('et_animated');
- }
- } else {
- $element.removeClass('et_animated');
- }
- });
- }
- $window.on('scroll resize', check_if_in_view);
- });
- })(jQuery)
- </script>
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