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var article_id = "46502";
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function juPage {
var event = docunt.all ? window.event : argunts[0];
if 〔event.keycode == 37〕 docunt.location = preview_page;
if 〔event.keycode == 39〕 docunt.location = next_page;
if 〔event.keycode == 13〕 docunt.location = index_page;
}
docunt.onkeydown=juPage;
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