function setCHK1(cOBJ)
{
	var allName = [cOBJ + "_all"];
	if (document.forms[0][allName].checked){
		for (i = 0; i < document.forms[0][cOBJ].length; i++) {
			document.forms[0][cOBJ][i].checked = true;
		}
	} else {
		for (i = 0; i < document.forms[0][cOBJ].length; i++) {
			document.forms[0][cOBJ][i].checked = false;
		}
	}
	if (cOBJ =='hokkaidou'){
		if (document.forms[0][allName].checked){
			document.forms[0][cOBJ].checked = true;
		} else {
			document.forms[0][cOBJ].checked = false;
		}
	}
}
function setCHK2(cOBJ)
{
	var allName = [cOBJ + "_all"];
	var count = 0;
	for (i = 0; i < document.forms[0][cOBJ].length; i++) {
		if (document.forms[0][cOBJ][i].checked){
			count++;
			if (count == document.forms[0][cOBJ].length) {
				document.forms[0][allName].checked = true;
			} else {
				document.forms[0][allName].checked = false;
			}
		}
	}
	if (cOBJ =='hokkaidou'){
		//alert(allName);
		if (document.forms[0][cOBJ].checked){
			document.forms[0][allName].checked = true;
		} else {
			document.forms[0][allName].checked = false;
		}
	}
}