/***********************************/
/***      Fonctions globales     ***/
/***********************************/
String.prototype.trim = function () {

  return this.replace(/(^\s*)|(\s*$)/g,"");
}

String.prototype.ltrim = function () {

  return this.replace(/^\s*/g,"");
}

String.prototype.rtrim = function () {

  return this.replace(/\s*$/g,"");
}

function gup(name) {

  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if(results == null)
    return "";
  else
    return results[1];
}

/***********************************/
/***      Variables globales     ***/
/***********************************/

/***********************************/
/***      Fonctions diverses     ***/
/***********************************/
function blink(element) {

  if (element.style.visibility == "visible" ) {
  
    element.style.visibility = "hidden";
  } else {
  
    element.style.visibility = "visible";
  }
}