|  | @@ -618,12 +618,12 @@ function parseDOMRedPacket() {
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				|  |  |  let parse_dom = {}
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				|  |  |  
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				|  |  |  async function parseDOMRedPacketByShortUrl(port) {
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				|  |  | -    // let _new_time = new Date().getTime()
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				|  |  | -    // if ((_new_time - change_time) > 1000) {
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				|  |  | -    //     change_time = _new_time
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				|  |  | -    // } else {
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				|  |  | -    //     return
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				|  |  | -    // }
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				|  |  | +    let _new_time = new Date().getTime()
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				|  |  | +    if ((_new_time - change_time) > 1000) {
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				|  |  | +        change_time = _new_time
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				|  |  | +    } else {
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				|  |  | +        return
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				|  |  | +    }
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				|  |  |      // 为了减少声明变量次数
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				|  |  |      parse_dom.dom = null
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				|  |  |      parse_dom.txt_area = null
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				|  | @@ -643,7 +643,7 @@ async function parseDOMRedPacketByShortUrl(port) {
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				|  |  |                  parse_dom.dom.style.display = 'none'
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				|  |  |                  continue
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				|  |  |              }
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				|  |  | -            if (parse_dom.dom.parentElement.querySelector('iframe')) {
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				|  |  | +            if (parse_dom.dom && parse_dom.dom.parentElement.querySelector('iframe')) {
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				|  |  |                  continue
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				|  |  |              }
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				|  |  |              parse_dom.short_url = getTwitterShortUrl(parse_dom.article)
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				|  | @@ -759,7 +759,7 @@ function replaceDOMRedPacket(_type, _dom, postId, tweetId) {
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				|  |  |      }
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				|  |  |  }
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				|  |  |  
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				|  |  | -// let change_time = new Date().getTime()
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				|  |  | +let change_time = new Date().getTime()
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				|  |  |  function onChangePageMain(port, targetNode) {
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				|  |  |      const config = { attributes: true, childList: true, subtree: true };
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				|  |  |      const callback = (mutationsList, observer) => {
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