function js_submit(action_name)
{
	obj = document.getElementById("action");
	obj.value = action_name;
	document.form.submit();
}

function js_submit_false()
{
	document.form.submit();
	return false;
}

function js_window($page)
{
	window.open($page,'childwindow', 'width=700, height=500, menubar=no, toolbar=no, scrollbars=yes');
}

function js_close()
{
	window.close();
}

function js_back()
{
	history.back();
}

function js_ondisp(ch)
{
	var obj=document.all && document.all(ch) || 
		document.getElementById && document.getElementById(ch);
    if(obj && obj.style){
    	if(obj.style.display == "none"){
            obj.style.display = "block";
        } else {
            obj.style.display = "none";
        }
	}
}

function js_display(ch, flag)
{
	var obj=document.all && document.all(ch) || 
		document.getElementById && document.getElementById(ch);
    if(obj && obj.style){
    	obj.style.display = flag;
	}
}


function js_alert($msg)
{
		alert($msg);
}

function js_enable(obj_name)
{
		obj = document.getElementById(obj_name);
		if (obj) {
			obj.readOnly = false;
		}
}

function js_disable(obj_name)
{
		obj = document.getElementById(obj_name);
		if (obj) {
			obj.readOnly = true;
		}
} 

function js_birthday(obj_name)
{
	obj_nengo = obj_name + "_nengo";
	obj = document.getElementById(obj_nengo);
	
	obj_seireki = obj_name + "_yyyy_seireki";
	obj_seireki = document.getElementById(obj_seireki);
	obj_seireki.style.display = "none";
	obj_seireki.name = "";
	obj_seireki.selectedIndex = 0;
	obj_m = obj_name + "_yyyy_m";
	obj_m = document.getElementById(obj_m);
	obj_m.style.display = "none";
	obj_m.name = "";
	obj_m.selectedIndex = 0;
	obj_t = obj_name + "_yyyy_t";
	obj_t = document.getElementById(obj_t);
	obj_t.style.display = "none";
	obj_t.name = "";
	obj_t.selectedIndex = 0;
	obj_s = obj_name + "_yyyy_s";
	obj_s = document.getElementById(obj_s);
	obj_s.style.display = "none";
	obj_s.name = "";
	obj_s.selectedIndex = 0;
	obj_h = obj_name + "_yyyy_h";
	obj_h = document.getElementById(obj_h);
	obj_h.style.display = "none";
	obj_h.name = "";
	obj_h.selectedIndex = 0;
	
	if (obj.value == "seireki" || obj.value == "") {
		obj_seireki.style.display = "block";
		obj_seireki.name = obj_name + "_yyyy";
	}
	if (obj.value == "m") {
		obj_m.style.display = "block";
		obj_m.name = obj_name + "_yyyy";
	}
	if (obj.value == "t") {
		obj_t.style.display = "block";
		obj_t.name = obj_name + "_yyyy";
	}
	if (obj.value == "s") {
		obj_s.style.display = "block";
		obj_s.name = obj_name + "_yyyy";
	}
	if (obj.value == "h") {
		obj_h.style.display = "block";
		obj_h.name = obj_name + "_yyyy";
	}
}

function js_pullDownMenu(obj_name) {
  obj = document.getElementById(obj_name);
	
  if(obj.style.display == "none") 
  	obj.style.display = "block";
  else
  	obj.style.display = "none";
}