function get_radio_val (ra) {
	var val = "";
	for (var i=0; i<ra.length; i++) {
		if (ra[i].checked) {
			val = ra[i].value;
			break;
		}
	}
	return val;
}

function f_ct_watch_up () {
	if (parseInt(document.f1.ct_watch.value) < 2000) {
		document.f1.ct_watch.value = parseInt(document.f1.ct_watch.value) + 10;
	}
}

function f_ct_watch_down () {
	if (parseInt(document.f1.ct_watch.value) > 10) {
		document.f1.ct_watch.value = parseInt(document.f1.ct_watch.value) - 10;
	}
}


function f_copy (idName) {
	var obj = document.getElementById(idName);
	try {
		obj.focus();
		obj.select();
	} catch (e) { ; }

	if (obj.value) {
		var doc = document.body.createTextRange();
		doc.moveToElementText(obj);
		doc.execCommand("copy");
	} else {
		alert("コピーするデータがありません");
	}
}


function f_mainte_del_check (ctlelem) {
	try {
		var valToSet = (ctlelem.checked) ? true : false;
		var elems = document.f_mod.elements;
		for (var i=0; i<elems.length; i++) {
			if (elems[i].name.substring(0, 7) == "to_del_") {
				elems[i].checked = valToSet;
			}
		}
	} catch (e) { ; }

}

function f_goto_page_a (pno) {
	document.f_alertlog.page_a.value = pno;
	document.f_alertlog.submit();
}