var win = null;
 function NewWindow(mypage,myname,w,h,scroll){
 LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
 TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
 settings =
 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
 win = window.open(mypage,myname,settings)
 }


var win2=null;
function NewWindow2(mypage,myname,w,h,scroll,pos){
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=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
win2 = window.open(mypage, myname, settings);
}

var win3 = null;
function NewWindow3(mypage, myname, w, h, scroll, pos) {
    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=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
    win3 = window.open(mypage, myname, settings);
}