var newwindow = '';

function open_tour(url) {

	if (!newwindow.closed && newwindow.location) {
		newwindow.location.href = url;
	}
	else {
		newwindow=window.open(url,'tour','height=512,width=780,resizable=1,scrollbars=1');
	}

	if ( !newwindow ) {
		url = url.replace('_tour','tour');
		window.location = url;
	}
	else {
		newwindow.focus();
	}

	//var test_popup = setTimeout ( "testpop()", 3000 );

	return false;
}

//function testpop() {
//	if (!window.pop_test.popup_set) {
//		location.href = 'http://www.google.co.uk';
//	}
//}