function showscrollablewindow(filename)
{
   popW =448;
   popH =448;
   var filelocation="../help/";

   filename=filelocation+filename ;

    var w = 800, h = 600;
    if(typeof(popW) == "undefined")
    {
        popW=300;
    }
    if(typeof(popH) == "undefined")
    {
        popH=200;
    }

    var move = screen ? ',left='+((screen.width-popW)>>1)+',top='+((screen.height-popH)>>1) : '';
    var newwind = window.open(filename,"",'width=' + popW + ',height=' + popH + move +',scrollbars=yes'+',resizable=no');
    newwind.focus();
    
}



 function check()
{
  var query = window.location.search;

   if (query.substring(0, 1) == '?')
   
    {
    query = query.substring(1);
        
  }
 
 var data = query.split('='); 
document.getElementById(data[1]).style.display = "";

 
}