var onecount;
	onecount=0;
	subcat = new Array();
	
		subcat[0] = new Array("网站公告","网站公告");
		
		subcat[1] = new Array("党史书籍","鹤山党史");
		
		subcat[2] = new Array("博古论今","博古论今");
		
		subcat[3] = new Array("政策法规","政策法规");
		
		subcat[4] = new Array("回说历史","回说历史");
		
		subcat[5] = new Array("自然村落","地方志");
		
		subcat[6] = new Array("姓氏源流","地方志");
		
		subcat[7] = new Array("县志市志","地方志");
		
		subcat[8] = new Array("博古论今","地方志");
		
		subcat[9] = new Array("地情","地方志");
		
		subcat[10] = new Array("年鉴","地方志");
		
		subcat[11] = new Array("党史专题","鹤山党史");
		
		subcat[12] = new Array("大事记","鹤山党史");
		
		subcat[13] = new Array("党史知识","鹤山党史");
		
		subcat[14] = new Array("党史人物","鹤山党史");
		
		subcat[15] = new Array("图片资料","党史地志动态");
		
		subcat[16] = new Array("党史动态","党史地志动态");
		
		subcat[17] = new Array("职能机构","职能机构");
		
	onecount=18;
	function changelocation(locationid)
	{document.myform.SmallClassName.length = 0;
	var locationid=locationid;
	var i;
	for (i=0;i < onecount; i++)
	{if (subcat[i][1] == locationid)
	{document.myform.SmallClassName.options[document.myform.SmallClassName.length] = new Option(subcat[i][0], subcat[i][2]);
	}}}
document.write('<table width="100%" border="0" cellspacing="1" cellpadding="1"><form method="post" name="myform" action="/showsearch1.asp">');document.write('<tr><td>　关键字：<input type="text" name="key" size=15 value="" maxlength="50"></td></tr>');document.write('<tr><td>　　大类：<select name="BigClassName" onChange="changelocation(document.myform.BigClassName.options[document.myform.BigClassName.selectedIndex].value)" size="1"><option selected value="">不指定大类</option><option value="职能机构">职能机构</option><option value="党史地志动态">党史地志动态</option><option value="鹤山党史">鹤山党史</option><option value="地方志">地方志</option><option value="回说历史">回说历史</option><option value="政策法规">政策法规</option><option value="博古论今">博古论今</option><option value="网站公告">网站公告</option></select></td></tr>');document.write('<tr><td>　　小类：<select name="SmallClassName"><option selected value="">不指定小类</option></select></td></tr><tr><td align="center"><input type="submit" name="Submit" value="模"  class="submit">&nbsp;<input type="submit" name="Submit" value="精" class="submit"></td></tr></form></table>');