var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos){
LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;
settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=yes,directories=yes,status=yes,menubar=yes,toolbar=yes,resizable=yes';
win=window.open(mypage,myname,settings);}

var win=null;
function demoWindow(mypage,myname,w,h,scroll,pos){
LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;
settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
win=window.open(mypage,myname,settings);}