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@@ -663,7 +663,7 @@ export default {
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},
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getElementHeight(elementId) {
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const dom = document.getElementById(elementId);
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- return dom.offsetHeight || 0;
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+ return dom ? dom.offsetHeight : 0;
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},
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calcAveOptionPercent(maxPercent) {
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if (maxPercent > 0.5) return 1;
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