//二级页面搜索
function search_all(){
	 var keywords = document.search_form.keywords.value;
	 var table_name2 = document.search_form.table_name2.value;
	 var areaid = document.search_form.areaid.value;
	 var categoryid = document.search_form.categoryid.value;
	 var b_date = document.search_form.b_date.value;
	 
	 keywords = keywords.replace(/^\s*/,'').replace(/\s*$/,'');

	 if (keywords=='' && table_name2=='all' && areaid=='' && categoryid=='' && b_date=='year')   {
		  alert("请至少选择一项查询条件！");
		  document.search_form.keywords.focus();
		  return false;
	 }
	 
	 document.search_form.ops.value='op_search';
	 document.search_form.submit();
	 return;
		
}


//高级搜索提交
function btn_submit_search(){

  document.adv_search.op.value='op_search';
  document.adv_search.submit();
  

}