function NewWindow(mypage, myname, w, h, scroll) {
	w=500;
	h=500;
	var winl = (screen.width - w) / 2; 
	var wint = (screen.height - h) / 4; 
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable' 
	win = window.open(mypage, myname, winprops) 
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); } 
} 

function Zoom(mypage) {
	scroll='auto'
	myname='HESA'
	w=650;
	h=500;
	var winl = (screen.width - w) / 2; 
	var wint = (screen.height - h) / 4; 
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable' 
	win = window.open(mypage, myname, winprops) 
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); } 
}