function addLoadEvent(func){//預加載添加多條指令函數(shù) var oldonload = window.onload; if(typeof window.onload != 'function'){ window.onload = func; }else{ window.onload = function(){ oldonload(); func(); } }}function insertAfter(newElement,targetElement){//在一個節(jié)點之后插入一個新的節(jié)點 var parent = targetElement.parentNode; if(parent.lastChild == targetElement){ parent.appendChild(newElement); }else{ parent.insertBefore(newElement,targetElement.nextSibling); }}
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