function chimg(over){
img1 = new Image;
img1.src = pass+"img/"+over+"_2.gif";
document.images[over].src = img1.src;
return true;
}

function bkimg(out){
img2 = new Image;
img2.src = pass+"img/"+out+"_1.gif";
document.images[out].src = img2.src;
return true;
}


//***************************************************************************************
//  ウィンドウオープン用
//***************************************************************************************
function wopen_t1(url) {	//ステータスあり-------------------------------------------
	if (url) {
	opwin = window.open(url);
	opwin.focus();
	}
}

function wopen_t2(url) {	//ステータスなし-------------------------------------------
	if (url) {
	opwin = window.open(url,'package','status=no,directories=no,scrollbars=yes,resizable=yes,width=600,height=500');
	opwin.focus();
	}
}