function change(theEvent){
if(document.select.closs_select.checked == true)
　　　{document.getElementById('sn1').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn1').style.backgroundPosition = 'left top';}

if(document.select.tatami_select.checked == true)
　　　{document.getElementById('sn2').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn2').style.backgroundPosition = 'left top';}

if(document.select.fusuma_select.checked == true)
　　　{document.getElementById('sn3').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn3').style.backgroundPosition = 'left top';}

if(document.select.flooring_select.checked == true)
　　　{document.getElementById('sn4').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn4').style.backgroundPosition = 'left top';}

if(document.select.carpet_select.checked == true)
　　　{document.getElementById('sn5').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn5').style.backgroundPosition = 'left top';}

if(document.select.cf_select.checked == true)
　　　{document.getElementById('sn6').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn6').style.backgroundPosition = 'left top';}

if(document.select.house_cleaning_select.checked == true)
　　　{document.getElementById('sn7').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sn7').style.backgroundPosition = 'left top';}

if(document.select.kitchen_select.checked == true)
　　　{document.getElementById('sj1').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sj1').style.backgroundPosition = 'left top';}

if(document.select.bath_select.checked == true)
　　　{document.getElementById('sj2').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sj2').style.backgroundPosition = 'left top';}

if(document.select.toilet_select.checked == true)
　　　{document.getElementById('sj3').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sj3').style.backgroundPosition = 'left top';}

if(document.select.sanitary_select.checked == true)
　　　{document.getElementById('sj4').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sj4').style.backgroundPosition = 'left top';}

if(document.select.majikiri1_select.checked == true)
　　　{document.getElementById('sz1').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sz1').style.backgroundPosition = 'left top';}

if(document.select.majikiri2_select.checked == true)
　　　{document.getElementById('sz2').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sz2').style.backgroundPosition = 'left top';}

if(document.select.wy_select.checked == true)
　　　{document.getElementById('sz3').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sz3').style.backgroundPosition = 'left top';}

if(document.select.yw_select.checked == true)
　　　{document.getElementById('sz4').style.backgroundPosition = 'left -52px';}
　else{document.getElementById('sz4').style.backgroundPosition = 'left top';}
}

chn = new Array("closs_select","tatami_select","fusuma_select","flooring_select","carpet_select","cf_select","house_cleaning_select","kitchen_select","bath_select","toilet_select","sanitary_select","majikiri1_select","majikiri2_select","yw_select","wy_select");

function allcheck(){
for(i=0; i<chn.length; i++) {
document.select.elements[chn[i]].checked = true;
}
change();
}
function alluncheck(){
for(i=0; i<chn.length; i++) {
document.select.elements[chn[i]].checked = false;
}
change();
}


function check_sn1(){
if(document.select.closs_select.checked == true){document.select.closs_select.checked = false;}
else{document.select.closs_select.checked = true;}
change();
}
function check_sn2(){
if(document.select.tatami_select.checked == true){document.select.tatami_select.checked = false;}
else{document.select.tatami_select.checked = true;}
change();
}
function check_sn3(){
if(document.select.fusuma_select.checked == true){document.select.fusuma_select.checked = false;}
else{document.select.fusuma_select.checked = true;}
change();
}
function check_sn4(){
if(document.select.flooring_select.checked == true){document.select.flooring_select.checked = false;}
else{document.select.flooring_select.checked = true;}
change();
}
function check_sn5(){
if(document.select.carpet_select.checked == true){document.select.carpet_select.checked = false;}
else{document.select.carpet_select.checked = true;}
change();
}
function check_sn6(){
if(document.select.cf_select.checked == true){document.select.cf_select.checked = false;}
else{document.select.cf_select.checked = true;}
change();
}
function check_sn7(){
if(document.select.house_cleaning_select.checked == true){document.select.house_cleaning_select.checked = false;}
else{document.select.house_cleaning_select.checked = true;}
change();
}
function check_sj1(){
if(document.select.kitchen_select.checked == true){document.select.kitchen_select.checked = false;}
else{document.select.kitchen_select.checked = true;}
change();
}
function check_sj2(){
if(document.select.bath_select.checked == true){document.select.bath_select.checked = false;}
else{document.select.bath_select.checked = true;}
change();
}
function check_sj3(){
if(document.select.toilet_select.checked == true){document.select.toilet_select.checked = false;}
else{document.select.toilet_select.checked = true;}
change();
}
function check_sj4(){
if(document.select.sanitary_select.checked == true){document.select.sanitary_select.checked = false;}
else{document.select.sanitary_select.checked = true;}
change();
}
function check_sz1(){
if(document.select.majikiri1_select.checked == true){document.select.majikiri1_select.checked = false;}
else{document.select.majikiri1_select.checked = true;}
change();
}
function check_sz2(){
if(document.select.majikiri2_select.checked == true){document.select.majikiri2_select.checked = false;}
else{document.select.majikiri2_select.checked = true;}
change();
}
function check_sz3(){
if(document.select.wy_select.checked == true){document.select.wy_select.checked = false;}
else{document.select.wy_select.checked = true;}
change();
}
function check_sz4(){
if(document.select.yw_select.checked == true){document.select.yw_select.checked = false;}
else{document.select.yw_select.checked = true;}
change();
}