tracer says to #ysitd
d=c.parentNode;d&&d.replaceChild(a,c)};k.dom.flattenElement=function(a){var c,d=a.parentNode;if(d&&d.nodeType!=k.dom.NodeType.DOCUMENT_FRAGMENT){if(a.removeNode)return a.removeNode(!1);for(;c=a.firstChild;)d.insertBefore(c,a);return k.dom.removeNode(a)}};k.dom.getChildren=function(a){return k.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:k.array.filter(a.childNodes,function(a){return