var win = null;
function NewWindow(mypage,myname,w,h,scroll,resize,menu,tool,dirr,statu){
LeftPosition = (screen.width) ? (screen.width-w)/2-100 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2-100 : 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable='+resize+',menubar='+menu+',toolbar='+tool+',dir='+dirr+',status='+statu+','
win = window.open(mypage,myname,settings)
}