//ウィンドウ開く
var graphWinOpened = false;

function WinOpenZ(w, h) {

if (graphWinOpened){
if (!graphWin.closed) {
graphWin.close();
graphWinOpened = false;
}
}
graphWin = window.open("", "graphWin", "width=" + w + ",height=" + h
+",status=no,resizable=no,scrollbars=yes");
graphWin.focus();
graphWinOpened = true;
}