function NewWindow(mypage, myname, w, h, scroll,tamany, estat) {
	var winl = ((screen.width - w) / 2);
	var wint = ((screen.height - h) / 2);
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+tamany+',status='+estat+''
	win = window.open(mypage, myname, winprops)
	
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function NewNav(mypage, myname, w, h, scroll,tamany, estat) {
	winprops = 'height='+h+',width='+w+',top='+0+',left='+0+',scrollbars='+scroll+',resizable='+tamany+',status='+estat+''
	win = window.open(mypage, myname, winprops)
	
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function CloseNav() {
	win = window.close
}