19 lines
523 B
JavaScript
19 lines
523 B
JavaScript
Cu.import("resource:///modules/SitePermissions.jsm", this);
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function is_hidden(element) {
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var style = element.ownerGlobal.getComputedStyle(element);
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if (style.display == "none")
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return true;
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if (style.visibility != "visible")
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return true;
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if (style.display == "-moz-popup")
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return ["hiding", "closed"].indexOf(element.state) != -1;
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// Hiding a parent element will hide all its children
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if (element.parentNode != element.ownerDocument)
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return is_hidden(element.parentNode);
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return false;
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}
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