// JavaScript Document
   var x = parseInt(screen.width);         //get the users screen width
   var y = 1000;                            //set to the actual width of the wrapper Div
   var z = (x-y)/2;                        // find the mid point less the size of the dif
   //alert(z);
   try {
         document.getElementById('apDiv1Wrapper').style.left = z + 'px';
}
catch(e) {}