<HTML>
<HEAD>
<script language="JavaScript">
function auto_check(){
var num1,value1,num2,value2;
var check_value = new Array(48);
var time_flag=0;
var for_counter=0;
num1=document.enq.sleep_start.selectedIndex;
value1=document.enq.sleep_start[num1].value;
num2=document.enq.sleep_end.selectedIndex;
value2=document.enq.sleep_end[num2].value;
time_flag = value2 - value1;
for_counter = (value1 - 0) + time_flag; //数値扱いにするため、一度「-0」をする
for(i=value1; i < for_counter; i++){
check_value[i] = 1;
}
if(check_value[0] == 1){
document.enq.sleep0.checked=true;
}
if(check_value[1] == 1){
document.enq.sleep1.checked=true;
}
if(check_value[2] == 1){
document.enq.sleep2.checked=true;
}
if(check_value[3] == 1){
document.enq.sleep3.checked=true;
}
if(check_value[4] == 1){
document.enq.sleep4.checked=true;
}
if(check_value[5] == 1){
document.enq.sleep5.checked=true;
}
if(check_value[6] == 1){
document.enq.sleep6.checked=true;
}
if(check_value[7] == 1){
document.enq.sleep7.checked=true;
}
if(check_value[8] == 1){
document.enq.sleep8.checked=true;
}
if(check_value[9] == 1){
document.enq.sleep9.checked=true;
}
}
</script>
</head>
<body>
<FORM NAME="enq">
睡眠時間 <select name="sleep_start">
<option value="0">0:00
<option value="1">0:30
<option value="2">1:00
<option value="3">1:30
<option value="4">2:00
<option value="5">2:30
<option value="6">3:00
<option value="7">3:30
<option value="8">4:00
<option value="9">4:30
<option value="10">5:00
</select>
〜 <select name="sleep_end">
<option value="0">0:00
<option value="1">0:30
<option value="2">1:00
<option value="3">1:30
<option value="4">2:00
<option value="5">2:30
<option value="6">3:00
<option value="7">3:30
<option value="8">4:00
<option value="9">4:30
<option value="10">5:00
</select>
<input type="button" value="CLICK!" onClick="auto_check();">
<input type="reset" value="CLEAR" onClick="auto_check();">
<BR>
00:00〜00:30<input type="checkbox" name="sleep0"><BR>
00:30〜01:00<input type="checkbox" name="sleep1"><BR>
01:00〜01:30<input type="checkbox" name="sleep2"><BR>
01:30〜02:00<input type="checkbox" name="sleep3"><BR>
02:00〜02:30<input type="checkbox" name="sleep4"><BR>
02:30〜03:00<input type="checkbox" name="sleep5"><BR>
03:00〜03:30<input type="checkbox" name="sleep6"><BR>
03:30〜04:00<input type="checkbox" name="sleep7"><BR>
04:00〜04:30<input type="checkbox" name="sleep8"><BR>
04:30〜05:00<input type="checkbox" name="sleep9"><BR>
</form>
</body>
</html>
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