var win = null;
var correct1=640;
var correct2=800;
var correct3=1024;
function NewWindow(mypage,myname,w,h,scroll){
if (screen.width==correct1) {
	var w=600;
	var h=440;
} else {
	if (screen.width==correct2) {
	var w=750;
	var h=550;
} else {
	if (screen.width>=correct3) {
	var w=980;
	var h=700;
}
}
}
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? ((screen.height-h)/2-20) : 0;
settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
win = window.open(mypage,myname,settings)
}

function foto(str) {
        searchWin = window.open(str,'foto','scrollbars=yes,resizable=yes,width=550,height=470,status=no,location=no,toolbar=no');
}