function stand()
{
document.plan.elements['term'][0].disabled=false;
document.getElementById('syoki').innerHTML='5,250';
document.getElementById('tanka').innerHTML='15,750';
 if(document.plan.elements['term'][0].checked) {
 stand6();
 }
 if(document.plan.elements['term'][1].checked) {
 stand12();
 }
 if(document.plan.elements['term'][2].checked) {
 stand24();
 }
}
function buiz()
{
document.plan.elements['term'][0].disabled=true;
document.getElementById('syoki').innerHTML='10,500';
document.getElementById('tanka').innerHTML='21,000';
 if(document.plan.elements['term'][1].checked) {
 buiz12();
 }
 if(document.plan.elements['term'][2].checked) {
 buiz24();
 }
}

function stand6()
{
document.getElementById('service').innerHTML='94,500';
document.getElementById('minus').innerHTML='0';
document.getElementById('total').innerHTML='99,750';
document.getElementById('miper').innerHTML='0';
document.getElementById('kikan').innerHTML='6';
return;
}

function stand12()
{
document.getElementById('service').innerHTML='189,000';
document.getElementById('minus').innerHTML='-9,450';
document.getElementById('total').innerHTML='184,800';
document.getElementById('miper').innerHTML='5';
document.getElementById('kikan').innerHTML='12';
return;
}

function stand24()
{
document.getElementById('service').innerHTML='378,000';
document.getElementById('minus').innerHTML='-37,800';
document.getElementById('total').innerHTML='345,450';
document.getElementById('miper').innerHTML='10';
document.getElementById('kikan').innerHTML='24';
return;
}

function buiz12()
{
document.getElementById('kikan').innerHTML='12';
document.getElementById('service').innerHTML='252,000';
document.getElementById('minus').innerHTML='-12,600';
document.getElementById('miper').innerHTML='5';
document.getElementById('total').innerHTML='249,900';
return;
}
function buiz24()
{
document.getElementById('kikan').innerHTML='24';
document.getElementById('service').innerHTML='504,000';
document.getElementById('minus').innerHTML='-50,400';
document.getElementById('miper').innerHTML='10';
document.getElementById('total').innerHTML='464,100';
return;
}

function Month6()
{
document.getElementById('syoki').innerHTML='5,250';
document.getElementById('tanka').innerHTML='15,750';
stand6();
}

function Month12()
{
 if(document.plan.elements['plan'][0].checked) {
 document.getElementById('syoki').innerHTML='5,250';
 document.getElementById('tanka').innerHTML='15,750';
 stand12();
 }
 if(document.plan.elements['plan'][1].checked) {
 document.getElementById('syoki').innerHTML='10,500';
 document.getElementById('tanka').innerHTML='21,000';
 buiz12();
 }
}

function Month24()
{
 if(document.plan.elements['plan'][0].checked) {
 document.getElementById('syoki').innerHTML='5,250';
 document.getElementById('tanka').innerHTML='15,750';
 stand24();
 }
 if(document.plan.elements['plan'][1].checked) {
 document.getElementById('syoki').innerHTML='10,500';
 document.getElementById('tanka').innerHTML='21,000';
 buiz24();
 }
}

function Next()
{
if((document.plan.elements['plan'][1].checked) && !(document.plan.elements['term'][1].checked) && !(document.plan.elements['term'][2].checked)) 
 {
 alert("プラン：ビジネスのコースを選択してください。");
 return;
 };

document.plan.elements['sday'].value=document.getElementById('dateS').innerHTML;
document.plan.elements['eday'].value=document.getElementById('dateE').innerHTML;
document.plan.elements['startfee'].value=document.getElementById('syoki').innerHTML;
document.plan.elements['servicefee'].value=document.getElementById('service').innerHTML;
document.plan.elements['minusfee'].value=document.getElementById('minus').innerHTML;
document.plan.elements['tankafee'].value=document.getElementById('tanka').innerHTML;
document.plan.elements['percent'].value=document.getElementById('miper').innerHTML;
document.plan.elements['totalfee'].value=document.getElementById('total').innerHTML;
document.plan.submit();
}

function reRoad()
{
document.plan.elements['plan'][0].checked=true;
document.plan.elements['term'][0].checked=true;
return;
}