function ishikawaArea(check_flag){
	for(i=0;document.form.length > i;i++){
		if(document.form.elements[i].name.match(/^ishikawa\[.*\]$/)){
			document.form.elements[i].checked = check_flag;
		}
	}
}
function toyamaArea(check_flag){
	for(i=0;document.form.length > i;i++){
		if(document.form.elements[i].name.match(/^toyama\[.*\]$/)){
			document.form.elements[i].checked = check_flag;
		}
	}
}
function fukuiArea(check_flag){
	for(i=0;document.form.length > i;i++){
		if(document.form.elements[i].name.match(/^fukui\[.*\]$/)){
			document.form.elements[i].checked = check_flag;
		}
	}
}
function etcArea(check_flag){
	for(i=0;document.form.length > i;i++){
		if(document.form.elements[i].name.match(/^etc\[.*\]$/)){
			document.form.elements[i].checked = check_flag;
		}
	}
}