HANSONGTSENG (Talk | contribs) |
HANSONGTSENG (Talk | contribs) |
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Line 499: | Line 499: | ||
var items = document.getElementsByClassName("sidebar-item"); | var items = document.getElementsByClassName("sidebar-item"); | ||
$(window).scroll(function(){ | $(window).scroll(function(){ | ||
− | var borders = []; | + | var borders = [0]; |
for (var i = 0; i <= subtitles.length - 1; i++) { | for (var i = 0; i <= subtitles.length - 1; i++) { | ||
borders.push(subtitles[i].scrollHeight+borders[i]-100); | borders.push(subtitles[i].scrollHeight+borders[i]-100); | ||
} | } | ||
− | |||
for (var i = 0; i < subtitles.length; i++) { | for (var i = 0; i < subtitles.length; i++) { | ||
− | if | + | if (window.pageYOffset >=borders[i]){ |
+ | if(window.pageYOffset <=borders[i+1]) { | ||
sidebar[i].style.display = "inline-block"; | sidebar[i].style.display = "inline-block"; | ||
+ | } | ||
} | } | ||
else{ | else{ |
Revision as of 04:51, 12 July 2018