function popup(url,width,height) {
	leftPos = (screen.width) ? (screen.width - width) / 2 : 0;
	topPos = (screen.height) ? (screen.height - height) / 2 : 0;
	windowSettings = 'height=' + height + ',width=' + width + ',top=' + topPos + ',left=' + leftPos + ',scrollbars=yes,resizable=yes';
	window.open(url,"popup",windowSettings);
}

function view_detail(url) {
	popup(url, 675, 400);
}