function popup(theURL, Name, popW, popH, scroll)
{
	popH= parseInt(popH) + 40;
	popW= parseInt(popW) + 40;
	var winleft = ((screen.width - popW) / 2) - 20;
	var winUp = ((screen.height - popH) / 2) - 20;
	winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+',resizable'
	Win = window.open(theURL, Name, winProp)
	if (parseInt(navigator.appVersion) >= 4) 
	{ 
		Win.window.focus();
	}
}