var NewWin = null;
function makeNewWindow()
{
        NewWindow = window.open("",
                 "plan",
                 'width=480,height=440,scrollbars=1,resizable=no,toolbar=no,left=10,top=10');
        if(NewWindow.opener == null)
        {
                NewWindow.opener = self.top;
                NewWindow = window.open("plan");
        }
}


var NewWin = null;
function makeNewWindow2()
{
        NewWindow = window.open("",
                 "plan2",
                 'width=520,height=520,scrollbars=1,resizable=no,toolbar=no,left=10,top=10');
        if(NewWindow.opener == null)
        {
                NewWindow.opener = self.top;
                NewWindow = window.open("plan2");
        }
}