//js.include('prototype');

function calculate() {
	var prms = 'c=' + $F('cf') + '&a=' + $F('af') + '&t=' + $F('tf');
	var ajax = new Ajax.Updater('weRecommend', '/cgi-bin/savingsCalc.php', {method:'get',parameters:prms,onFailure:failmsg()});
}
function failmsg(request) {
	$('weRecommend').innerHTML="";
}
function savingsCalc() {
	document.write("<form method='get' action='#' onsubmit='return false;'>");
	document.write("<fieldset><table><tr>");
	document.write("<td><label>Валюта:<br /><select id='cf' onChange='calculate();'>");
	document.write("<option disabled selected value='0'></option>");
	document.write("<option value='810'>Рубли</option>");
	document.write("<option value='840'>Доллары США</option>");
	document.write("<option value='978'>Евро</option>");
	document.write("</select></label></td><td><label>Сумма:<br />");
	document.write("<input type='text' id='af' value='' onKeyUp='calculate();' /></label>");
	document.write("</td><td><label>Период:<br /><select id='tf' onChange='calculate();'>");
	document.write("<option disabled selected value='0'></option>");
	document.write("<option value='1'>1 месяц</option>");
	document.write("<option value='2'>2 месяца</option>");
	document.write("<option value='3'>3 месяца</option>");
	document.write("<option value='6'>6 месяцев</option>");
	document.write("<option value='9'>9 месяцев</option>");
	document.write("<option value='12'>1 год</option>");
	document.write("<option value='18'>1,5 года</option>");
	document.write("<option value='24'>2 года</option>");
	document.write("</select></label></td></tr></table></fieldset></form>");
	document.write("<div id='weRecommend'></div>");
}