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@@ -2255,8 +2255,9 @@
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});
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});
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}
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}
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function fixTreeTopAndHeight() {
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function fixTreeTopAndHeight() {
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- let tree = $('#note-lhs-tree'), noteCardHeader = $('#note-card-header'),
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- resultTop = (noteCardHeader.offset().top + noteCardHeader.outerHeight(true)) - $(window).scrollTop();
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+ let tree = $('#note-lhs-tree'), noteCardHeader = $('#note-card-header');
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+ if(!noteCardHeader.length) return;
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+ let resultTop = (noteCardHeader.offset().top + noteCardHeader.outerHeight(true)) - $(window).scrollTop();
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if(resultTop <= 55) {
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if(resultTop <= 55) {
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tree.addClass('fixed');
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tree.addClass('fixed');
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}
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}
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