function newPopup(winLink, winName, winWidth, winHeight, scrollbar, resizable) {
	scrollbar=''; if (scrollbar) { scrollbar = ',scrollbars'; };
	resizable=''; if (resizable) { resizable = ',resizable'; };
	var winX = (window.screen.width / 2) - (winWidth / 2);
	var winY = (window.screen.height / 2) - (winHeight / 2) - 25;
	popup=window.open("", winName, "width="+winWidth+" ,height="+winHeight+resizable+scrollbar+",left="+winX+",top="+winY);
	popup.document.location = winLink;
	popup.self.focus();
}