document.write("<img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=173' title='' target='_blank'><b>书业观察</b></a><br><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=175' title='' target='_blank'><b>图书排行</b></a><br><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=643' title='' target='_blank'><b>新书信息</b></a><br><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=182' title='' target='_blank'><b>图书评论</b></a><br><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=644' title='' target='_blank'><b>作家信息</b></a><br><img src='/images/tree_folder4.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=642' title='' target='_blank'><b>其它</b></a>（8）<br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=183' title='' target='_blank'>书界专栏</a><br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=176' title='' target='_top'>渠道资讯</a><br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=181' title='' target='_blank'>好书在线</a><br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=178' title='' target='_top'>相关法规</a><br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=177' title='' target='_blank'>热点专题</a><br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=180' title='' target='_blank'>书业英才</a><br><img src='/images/tree_line1.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=179' title='' target='_blank'>国际书业</a><br><img src='/images/tree_line2.gif' width='17' height='16' valign='abvmiddle'><img src='/images/tree_folder3.gif' width='15' height='15' valign='abvmiddle'><a href='/booknews/ShowClass.asp?ClassID=174' title='' target='_blank'>图书媒体</a><br>");