Position
configurationA collection of one or two members which define the initial top and/or left position of the Window or the position of the containment element on the page.
position
Objectposition.left
Number|StringSpecifies the initial left position of the Window. Numeric values are treated as pixels. String values can specify pixels, percentages, ems or other valid values.
position.top
Number|StringSpecifies the initial top position of the Window. Numeric values are treated as pixels. String values can specify pixels, percentages, ems, or other valid values.