function Pricesvarible(){ 
  //declare variables as nothing 
  
  var prices = '';
  var change = '';
  var dateddmmmmyyyy1 = '';
  var positionat = '';
  var symbol = '';
  var exchange = '';
  var volume = ''; 
  
  
  }
  
  
  
function writePrices(){  



 //write out the prices to the page
  if (price != '')
  
  {
      document.getElementById('price').innerHTML = price + 'p' ; 
  
      if(change < 0)
      {
      document.getElementById('change1').innerHTML=''+change;
      }
  
   else
      {
    document.getElementById("change1").innerHTML='+'+change; 
      }
  
   if(perc < 0)
       {
       document.getElementById('changeperc').innerHTML='-'+perc+'%';
       }
  
    else
       {
    document.getElementById ("changeperc").innerHTML='+'+perc+'%';
      }
  
  
  
  
   if (dateddmmmmyyyy1)
   {
    document.getElementById("date").innerHTML = dateddmmmmyyyy1;
   } 
 

  
  }
  
  else
  {
   document.getElementById("price").innerHTML = 'Unavailable'; 
  }
  
  
  }