function popup(w,h,url,scrollBars){
	if(scrollBars == ''){
		scrollBars = 'no';
	}
	var leftPos=(screen.width-w)/2;
	var topPos=(screen.height-h)/2;
	var newWindow=window.open(url,'newWindow','width='+w+',height='+h+',left='+leftPos+',top='+topPos+',scrollbars='+scrollBars+',statusbar=no,toolbar=no,resizable=yes');
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}