laoposao 大树十字坡，客人谁敢那里过？

attr('href');

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const next_page = $('#next_url').attr('href');

function jumpPage(){ const event = document.all ?

window.event : arguments[0];

if (event.keyCode == 37) document.location = preview_page;

if (event.keyCode == 39) document.location = next_page;

if (event.