document.write( ' <p><span>Previous：</span><a href="../News/n3.html" title="How to get the selected products? ">How to get the selected products? ...</a></p><p><span>Next：</span><a href="../News/n1.html" title="Why does the orthopedic saws have different speeds?">Why does the orthopedic saws have different speeds?...</a></p> ')