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functionLb(a,b){varc=function(){varc=Kb(b,a);returnc?c.singleNodeValue||null:b.selectSingleNode?(c=D(b),c.setProperty&&c.setProperty("SelectionLanguage","XPath"),b.selectSingleNode(a)):null}();if(null!==c&&(!c||1!=c.nodeType))thrownewha(32,'The result of the xpath expression "'+a+'" is: '+c+". It should be an element.");returnc};varMb="function"===typeofShadowRoot;functionNb(a){for(a=a.parentNode;a&&1!=a.nodeType&&9!=a.nodeType&&11!=a.nodeType;)a=a.parentNode;returnJ(a)?a:null}
functionPb(a,b,c){functiond(a){varb=Qb(a);return0<b.height&&0<b.width?!0:J(a,"PATH")&&(0<b.height||0<b.width)?(a=Y(a,"stroke-width"),!!a&&0<parseInt(a,10)):"hidden"!=Y(a,"overflow")&&xa(a.childNodes,function(a){return3==a.nodeType||J(a)&&d(a)})}functione(a){returnRb(a)==Z&&ya(a.childNodes,function(a){return!J(a)||e(a)||!d(a)})}if(!J(a))throwError("Argument to isShown must be of type Element");if(J(a,"BODY"))return!0;if(J(a,"OPTION")||J(a,"OPTGROUP"))returna=La(a,function(a){returnJ(a,"SELECT")}),
