Broadly speaking, these provide the left and top coordinates of the EMBED element's content within the box that includes the EMBED element's padding

Provide the height and width in pixels of the element as set by the tag attributes. Changing the values does not necessarily change the actual recta

Specifies the unit of measure for the height and width dimensions of the element. Internet Explorer appears to treat all settings as pixels.

The width property of EMBED is described in chapter ' javascript EMBED height, width '.