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add_action('wp_footer', 'onepager_full_screen_slider');

function onepager_full_screen_slider(){
	?> <script>
	(function(){
		function full_screen_slider(){
			if(!jQuery(".slider-1 .carousel")) return;

			var height;

			if(jQuery(".navbar-1")){
				height = jQuery(window).height() - jQuery(".navbar-1").height();
			} else {
				height = jQuery(window).height();
			}

		 	jQuery(".slider-1 .carousel .item, .slider-1 .carousel").css("height", height);
		}
		
		
		//init
		full_screen_slider();
		//on change
		jQuery(window).on('resize', full_screen_slider);
	})();
	</script> <?php
}