function open_form(){
	document.link_chk.page.value="./bf_order.htm" ;
	var form_win = window.open("./openform.htm", "orderform");
	form_win.focus();
}

function back_page(){
	history.back();
	return false;
}
function MM_openBr(){
	var lm
	lm = window.open("./moniter11.htm", "MM_openBr" , "toolbar=yes,scrollbars=yes,location=yes,directories=no,width=530,height=500")
	return false
}
function lanport(){
	var lm
	lm = window.open("./lanport.htm", "lanport" , "toolbar=no,scrollbars=yes,location=no,directories=no,width=700,height=500")
	return false
}
function houhanhou(){
	var lm
	lm = window.open("houhanhou.htm", "houhanhou" , "toolbar=no,scrollbars=yes,location=no,directories=no,width=615,height=500")
	return false
}
function data_secu(){
	var lm
	lm = window.open("data_secu.htm", "data_secu" , "toolbar=no,scrollbars=yes,location=no,directories=no,width=620,height=530")
	return false
}