scrollLeft ： Sets or retrieves the distance between the left edge of the object and the leftmost portion of the content currently visible in the window. x:Sets or retrieves the x-coordinate, in pixels, of the mouse pointer's position relative to the parent element.
personabar.visible
statusbar.visible
toolbar.visible
这些都是那N4+的属性,控制浏览器的位置栏，菜单栏个人拦和工具栏是否可见。
x:Sets or retrieves the x-coordinate, in pixels, of the mouse pointer's position relative to the parent element.