var xmlhttp="";
var http = "";
var vUrl=""; 
function Trim(s)
{
  while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r'))
  {
    s = s.substring(1,s.length);
  }
  while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r'))
  {
    s = s.substring(0,s.length-1);
  }
  return s;
}


function getHTTPObject()
{   
    if(window.XMLHttpRequest)
      {
          xmlhttp=new XMLHttpRequest();
      }
    else if(window.ActiveXObject)
      {
          try
        {
                xmlhttp=new ActiveXObject("Msxml2.XMLHTTP");
        }
        catch(e)
        {
            alert("your browser does n't support ajax");    
        }
      }
    return xmlhttp;
}