// JScript File

function DisableOther()
    {      
        var amount= document.getElementById("txtamount");
        if(amount != "undefined" && amount != null)
        {    
           amount.value = "";
           amount.disabled = true;
        }
    }
   function EnableOther()
   {
     var amount= document.getElementById("txtamount");
        if(amount != "undefined" && amount != null)
        {    
           amount.disabled = false;
           amount.focus();
        }     
   }