function factory_search()
{
	frm = document.search_frm;
	//if(frm.company.value == "" && frm.product.value == "" && frm.province.value == "all" && frm.phone_no.value == "" && frm.fax_no.value == "" && !frm.home_app.checked && !frm.electronic.checked && !frm.industrial.checked && !frm.automobile.checked && !frm.it_oa.checked && !frm.other_pt.checked && !frm.ce.checked && !frm.ul.checked && !frm.gs.checked && !frm.tuv.checked && !frm.csa.checked && !frm.fcc.checked && (!frm.other_ps.checked || (frm.other_ps.checked && frm.other_ps_data.value == "")) && !frm.iso9000.checked && !frm.iso9001.checked && !frm.iso9002.checked && !frm.iso14000.checked && !frm.iso14001.checked && !frm.iso14002.checked && !frm.iso18000.checked && (!frm.other_iso.checked || (frm.other_iso.checked && frm.other_iso_data.value == "")))
	if(frm.company.value == "" && frm.product.value == "" && frm.province.value == "all" && frm.phone_no.value == "" && frm.fax_no.value == "" && !frm.home_app.checked && !frm.electronic.checked && !frm.industrial.checked && !frm.automobile.checked && !frm.it_oa.checked && !frm.other_pt.checked && !frm.ce.checked && !frm.ul.checked && !frm.gs.checked && !frm.tuv.checked && !frm.csa.checked && !frm.fcc.checked && !frm.iso9000.checked && !frm.iso9001.checked && !frm.iso9002.checked && !frm.iso14000.checked && !frm.iso14001.checked && !frm.iso14002.checked && !frm.iso18000.checked && !frm.member_flag[2].checked && !frm.member_flag[1].checked )
	{
		alert("กรุณาระบุข้อมูลสำหรับค้นหา");
		frm.company.focus();
		return false;
	}
	else
		return true;
}