/**
 * Script de controle de champ email
 * @param champ
 * @return
 */
function isMailValide (champ) {
	var str = champ.value;
	var regexp = new RegExp("^[a-zA-Z0-9_\\-\\.]{2,}@[a-zA-Z0-9\\-_]{2,}\\.[a-zA-Z]{2,4}$", "g");

	if(!regexp.test(str)) {
		return false;
	}
	
	return true;
}


/**
 * Script qui récupère l'élément TAG parent de l'élément child
 * @param child
 * @param tag
 * @return
 */
function getParent(child,tag) {
  if(child != null) {
	  var parent = child.parentNode;
	  if(parent != null) {
		  while(parent!=null && parent.tagName != tag ) {
			  parent = parent.parentNode;
		  }
	  }
	  return parent;
  }
  return null;
}

/**
 * Script de controle de formulaire,
 * 
 * tous les champs dont l'id commence par required_ sont obligatoires
 * @return
 */

function controle_form(email,rempli_champ,email_correct) {
	
	var retour = true;
	
	/**
	 * Parcours des éléments INPUT de la page
	 */
	var listOfInput = document.getElementsByTagName('INPUT');
	
	var numberOfInput = listOfInput.length;
	for(var i=0;i<numberOfInput;i++){		
		listOfInput[i].style.border = "";
		if(listOfInput[i].id.substr(0,9) == 'required_') {
			var div_parent = getParent(listOfInput[i],'DIV');		
			if(listOfInput[i].value=="" && div_parent != null && div_parent.style.display != 'none') {		
				listOfInput[i].style.border = "1px #F03F85 solid";			
				retour = false;
			}
		}
	}
	
	/**
	 * Parcours des éléments TEXTAREA de la page
	 */
	listOfInput = document.getElementsByTagName('TEXTAREA');
	
	numberOfInput = listOfInput.length;
	for(var j=0;j<numberOfInput;j++){		
		listOfInput[j].style.border = "";
		
		var div_parent = getParent(listOfInput[j],'DIV');
		if(listOfInput[j].id.substr(0,9) == 'required_' && listOfInput[j].value=="" && div_parent != null && div_parent.style.display != 'none') {
			listOfInput[j].style.border = "1px #F03F85 solid";

			retour = false;
		}
	}
	
	if(!retour) {
		alert(rempli_champ);
		return false;
	}
	
	if(email && email != null) {		
		if(!isMailValide(email)){
			email.style.border = "1px #F03F85 solid";
			alert(email_correct);
			return false;
		}
	}
	
	
	return true;
}
/* => CF script_trad.js.php
//ouverture popup modale depuis flash
function popupModale(lien){
	$("#header-flash").each(
			function(){ 
				this.style.visibility = "hidden"; //.style.visibility = 'hidden'; 
				});
	thick_popup(lien,"Fermer/Close/Schließen/Sluiten/Chiudi");
}
*/