m_Win = window;

function OpenNewWindow(sURL,nSizeX,nSizeY){
   // Function for opening a new window
   var sWindowPar = '';
   sWindowName = 'Pop';
   if (nSizeX && nSizeY){
      nXPos = '75'
      nYPos = '75';
      sWindowPar += 'width=' + nSizeX + ',';
      sWindowPar += 'height=' + nSizeY + ',';
      sToolbar = 'no';
      sResizable = 'no';
   }
   else {
      nXPos = '0';
      nYPos = '0';
      sToolbar = 'no';
      sResizable = 'yes';
   }
   sWindowPar += 'toolbar=' + sToolbar + ',';
   sWindowPar += 'resizable=' + sResizable + ',';
   sWindowPar += 'scrollbars=no';
   
   // Resize window if open
   if (m_Win.closed == false && m_Win.name == sWindowName){
      m_Win.location = sURL;
      if (nSizeX && nSizeY){m_Win.resizeTo(nSizeX,nSizeY);}
   }
   else{
      m_Win = window.open(sURL, sWindowName, sWindowPar);
      m_Win.moveTo(nXPos, nYPos);
   }
}