var win=null;
function NewPopup(mypage,myname,w,h,scroll,pos,address,dir,statusbar,menu,toolbar,resizable)
    {
    if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
    if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
    else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
    settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location='+address+',directories='+dir+',status='+statusbar+',menubar='+menu+',toolbar='+toolbar+',resizable='+resizable+'';
    win=window.open(mypage,myname,settings);
    }