function open_nw(nwurl)
{
mywin = window.open(nwurl,"nw",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=640,height=480');
}


function open_nw2(nwurl)
{
mywin = window.open(nwurl,"nw",'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=480,height=640');
}