var onecount;
	onecount=0;
	subcat = new Array();
	
		subcat[0] = new Array("消费常识","生活小百科");
		
		subcat[1] = new Array("养生与保健","生活小百科");
		
		subcat[2] = new Array("病虫情况","气象虫灾");
		
		subcat[3] = new Array("农业企业","农业企业");
		
		subcat[4] = new Array("招商引资","招商引资");
		
		subcat[5] = new Array("综合新闻","农业动态");
		
		subcat[6] = new Array("新产品","农业技术");
		
		subcat[7] = new Array("实用技术","农业技术");
		
		subcat[8] = new Array("本地新闻","农业动态");
		
		subcat[9] = new Array("求购信息","市场信息");
		
		subcat[10] = new Array("供应信息","市场信息");
		
		subcat[11] = new Array("市场分析","市场信息");
		
		subcat[12] = new Array("农业税收与资金管理","政策法规");
		
		subcat[13] = new Array("综合","政策法规");
		
	onecount=14;
	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 border="0" width="100%" align=center cellspacing="0" cellpadding="0" bgcolor="#999999"><tr><td bgcolor=#00ff00 height=18 align=center background="/" class=LeftTitle>资料搜索</td></tr><tr><TD BGCOLOR="#999999" background="/" HEIGHT=1></TD></tr><form method="post" name="myform" action="showsearch.asp"><tr><td width="100%" bgcolor="#F6F6F6"  background="" align=center valign="middle"><br>');document.write('<select name="action" size="1"><option value="">不指定条件</option><option value="title" >按标题</option><option value="content" >按内容</option><option value="author" >按作者</option><option value="original" >按来源</option></select><br>');document.write('<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="农业动态">农业动态</option><option value="市场信息">市场信息</option><option value="农业技术">农业技术</option><option value="气象虫灾">气象虫灾</option><option value="生活小百科">生活小百科</option><option value="政策法规">政策法规</option><option value="招商引资">招商引资</option><option value="农业企业">农业企业</option></select><br>');document.write('<select name="SmallClassName"><option selected value="">不指定小类</option></select><br><input type="text" name="key" size=10 value="" maxlength="50">&nbsp;<input type="submit" name="Submit" value="模" class="submit">&nbsp;<input type="submit" name="Submit" value="精" class="submit"><br><table width="90%" border="0" height=10 cellpadding="0" cellspacing="0"><tr><td></td></tr></table></td></tr></form><tr><TD BGCOLOR="#999999" background="/" HEIGHT=1></TD></tr></table>');