var attribWithAll="location=yes,menubar=yes,toolbar=yes,status=yes";
attribWithAll+=",resizable=yes,scrollbars=yes,width=800,height=600";
  


var subwindow=0;
  

function ClosePopUp()

{
  if (!subwindow)          
    return;                
  if (subwindow.closed)    
    return;                
  subwindow.close();       
}

function PopUp(url)

{
  ClosePopUp()             
  subwindow=window.open(url,"popup",attribWithAll);
    
  subwindow.moveTo(200,100); 
}