jQuery Detect % Scrolled on Page
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jQuery code snippet to create an event action when a user has scrolled down to a percentage of the web page. We have tested that it’s best to use values between 55 and 100% when catching mouse scrolls.
$(document).ready(function(){
//Example - show a div after 75% of the web page is scrolled.
var webpage = $("body");
var webpage_height = webpage.height();
//alert(webpage_height);
var trigger_height = webpage_height * 0.75;
if ($(window).scrollTop() > (webpage_height-trigger_height)) {
//alert($(window).scrollTop()+" > "+(webpage_height-trigger_height));
$("#divtoshow").show();
}
});