function getQueryVariable(variable) {
  var query = window.location.search.substring(1);
  var vars = query.split("&");
  for (var i=0;i<vars.length;i++) {
    var pair = vars[i].split("=");
    if (pair[0] == variable) {
      return pair[1];
    }
  } 
  //alert('Query Variable ' + variable + ' not found');
  return ""
}

function setHiddenVars ()
{
	document.getElementById("txt_country").value=getQueryVariable("country");
	document.getElementById("txt_language").value=getQueryVariable("language");
	//alert(getQueryVariable("email").length);
	if (getQueryVariable("email").length > 0){
		document.getElementById("txt_email").value=getQueryVariable("email");
	}
}