var onecount;
	onecount=0;
	subcat = new Array();
	
		subcat[0] = new Array("知识园地小类","知识园地");
		
		subcat[1] = new Array("防汛防旱小类","防汛抗旱");
		
		subcat[2] = new Array("河道治理","特别推荐");
		
		subcat[3] = new Array("圩区管理","特别推荐");
		
		subcat[4] = new Array("荣誉之窗小类","荣誉之窗");
		
		subcat[5] = new Array("政策法规小类","政策法规");
		
		subcat[6] = new Array("国内外水利新闻","水利新闻");
		
		subcat[7] = new Array("政务公开","水利新闻");
		
		subcat[8] = new Array("本站动态","水利新闻");
		
	onecount=9;
	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=#DFDFDF height=18 align=center background="/news/" class=LeftTitle>资料搜索</td></tr><tr><TD BGCOLOR="#999999" background="/news/" HEIGHT=1></TD></tr><form method="post" name="myform" action="showsearch1.asp"><tr><td width="100%" bgcolor="#F6F6F6"  background="images/greystrip.gif" 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="水利新闻">水利新闻</option><option value="政策法规">政策法规</option><option value="特别推荐">特别推荐</option><option value="防汛抗旱">防汛抗旱</option><option value="知识园地">知识园地</option><option value="荣誉之窗">荣誉之窗</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="/news/" HEIGHT=1></TD></tr></table>');