function getUrlValue(variable) {
  variable = variable.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+variable+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if(results == null) {
    return "";
  } else {
	//alert(unescape(results[1]));
	document.forms['messagerie'].bien.value = results[1];
	//document.write(unescape(results[1]));
	return results[1];
	}
}