// JavaScript Document
function mainscript() {
	var timer = setInterval('information()',200);
}

function information() {
	var result = document.getElementById('form_osdfghjklrder').value;
	result = Number(result);
	result = (result*2500)+250+80;
	
	if(result <= 10000) {
		document.getElementById("yen").innerHTML = "&nbsp;&nbsp;"+result;
	}
	else {
		document.getElementById("yen").innerHTML = result;
	}
}