function newWindow(width, height, url){
	var aheight = screen.availHeight-50;
	var awidth = screen.availWidth-50;
	var scrollbars = "no";
	if(width > awidth){
		scrollbars = "yes";
		width = awidth;
	}
	if(height > aheight){
		scrollbars = "yes";
		height = aheight;
	}
	window.open(url,"where","status=no,scrollbars="+scrollbars+",width="+width+",height="+height+",left="+(screen.availWidth-width)/2+",top="+(screen.availHeight-height)/2).focus();
}