Center align the pop-up - Javascript


I am using

method to open a new window. Can you please let me know how to make it center becuase right now it is showing left side of the screen ? I want vertically as will as horizontally center alignment.

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tdlewisConnect With a Mentor Commented:
First decide the size of the window, then the following will work:
w = 400 // or desired width
h = 600 // or desired height
t = Math.floor((screen.height - h) / 2)
l = Math.floor((screen.width - w) / 2),name,"top="+t+",left="+l+",height="+h+",width="+w)

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