Classic link - target="_blank" link has to be opened in new tab
Popup 1 - can be opened in new tab
Popup 2 - with second argument _blank
Popup 3 - with left and righ (should be opened as popup, but how to detect it?)
Will be opened in popup windowPopup 4 - with width and height
Popup 5 - with width, height, left and top
Popup 6 - with menubar (popupwindows.html)
Popup 7 - with statusbar (blog.qupzilla.com)
Popup 8 - with toolbar (form.html)