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- (function($) {
- "use strict";
- $(function() {
- var container = $("#to_top_scrollup").css({
- 'opacity': 0
- });
- var data = to_top_options;
- var mouse_over = false;
- var hideEventID = 0;
- var fnHide = function() {
- clearTimeout(hideEventID);
- if (container.is(":visible")) {
- container.stop().fadeTo(200, 0, function() {
- container.hide();
- mouse_over = false;
- });
- }
- };
- var fnHideEvent = function() {
- if (!mouse_over && data.enable_autohide == 1 ) {
- clearTimeout(hideEventID);
- hideEventID = setTimeout(function() {
- fnHide();
- }, data.autohide_time * 1000);
- }
- };
- var scrollHandled = false;
- var fnScroll = function() {
- if (scrollHandled)
- return;
- scrollHandled = true;
- if ($(window).scrollTop() > data.scroll_offset) {
- container.stop().css("opacity", mouse_over ? 1 : parseFloat(data.icon_opacity/100)).show();
- fnHideEvent();
- } else {
- fnHide();
- }
- scrollHandled = false;
- };
- if ("undefined" != typeof to_top_options.enable_hide_small_device && "1" == to_top_options.enable_hide_small_device) {
- if ($(window).width() > to_top_options.small_device_max_width) {
- $(window).scroll(fnScroll);
- $(document).scroll(fnScroll);
- }
- }else{
- $(window).scroll(fnScroll);
- $(document).scroll(fnScroll);
- }
- container
- .hover(function() {
- clearTimeout(hideEventID);
- mouse_over = true;
- $(this).css("opacity", 1);
- }, function() {
- $(this).css("opacity", parseFloat(data.icon_opacity/100));
- mouse_over = false;
- fnHideEvent();
- })
- .click(function() {
- $("html, body").animate({
- scrollTop: 0
- }, 400);
- return false;
- });
- });
- })(jQuery);
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