var viewportwidth;

 var viewportheight;

 if (typeof window.innerWidth != 'undefined')

 {

      viewportwidth = window.innerWidth,

      viewportheight = window.innerHeight

 }

 else if (typeof document.documentElement != 'undefined'

     && typeof document.documentElement.clientWidth !=

     'undefined' && document.documentElement.clientWidth != 0)

 {

       viewportwidth = document.documentElement.clientWidth,

       viewportheight = document.documentElement.clientHeight

 }

 else

 {

       viewportwidth = document.getElementsByTagName('body')[0].clientWidth,

       viewportheight = document.getElementsByTagName('body')[0].clientHeight

 }



var leftEdge;

	leftEdge = viewportwidth - 900; 

	leftEdge = leftEdge/2;

	if (leftEdge <= 0) { leftEdge = 0; }

	var menuDisplay = document.getElementById('popout1');

	menuDisplay.style.left = leftEdge-20;

	var menuDisplay = document.getElementById('popout2');

	menuDisplay.style.left = leftEdge+207;