var wm_popup

function popup(url, name, w, h) {

	var temp;
	eval('temp = ' + name);

	temp = window.open(url, name, 'width='+w+',height='+h+',scrollbars,resizable');
	if (goodBrowser()) {
		temp.focus();
	}

	eval(name + ' = temp');
}

function goodBrowser() {

	if ( (navigator.appName == "Netscape" && (navigator.appVersion.substring(0,1) >= "3") ) || 
		(navigator.appName == "Microsoft Internet Explorer" && (navigator.appVersion.substring(0,1) >= "4") ) ) {
		return true;
	} else {
		return false;
	}
}