function Pricesvarible(){ 
  //declare variables as nothing 
      
      var price = '';
      var change = '';
      var dateddmmmyyyy = '';
      var positionat = '';
      var symbol = '';
      var exchange = '';
      var volume = ''; 
      }
        
  
function writePrices(){  
     //write out the prices to the page
     if (price != '')
     
     {
         document.getElementById('price').innerHTML = price; 
     
         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 (dateddmmmyyyy)
      {
       document.getElementById("date").innerHTML = dateddmmmyyyy;
      } 
     
     /*
      if (positionat)
      {
      document.getElementById("time").innerHTML = positionat;
      }
   
     
     
      if (volume)
      {
      document.getElementById("day_volume").innerHTML = volume;
      }
     
       */
     }
     
     else
     {
      document.getElementById("price").innerHTML = 'Unavailable'; 
     }
     
  
}