// form validation function //

function checkMessage(nameElement)
{
	if(nameElement.checked == 1)
	{
		//document.getElementById('div_'+nameElement.name).className = "displayB texteara";
		document.getElementById('div_'+nameElement.name).style.display = "block";
	} else {
		//document.getElementById('div_'+nameElement.name).className = "displayN texteara";
		document.getElementById('div_'+nameElement.name).style.display = "none";
	}
}



function clearFormPdf()
{
	document.getElementById('nom').value = "";
	document.getElementById('action').value = "";
	document.getElementById('observations').checked = 0;
	document.getElementById('techniques').checked = 0;
	document.getElementById('commerciales').checked = 0;
	document.getElementById('formation').checked = 0;
	document.getElementById('animation').checked = 0;
	document.getElementById('div_observations').style.display = "none";
	document.getElementById('div_techniques').style.display = "none";
	document.getElementById('div_commerciales').style.display = "none";
	document.getElementById('div_formation').style.display = "none";
	document.getElementById('div_animation').style.display = "none";
	document.getElementById('div_observations').getElementsByTagName('textarea')[0].value = "";
	document.getElementById('div_techniques').getElementsByTagName('textarea')[0].value = "";
	document.getElementById('div_commerciales').getElementsByTagName('textarea')[0].value = "";
	document.getElementById('div_formation').getElementsByTagName('textarea')[0].value = "";
	document.getElementById('div_animation').getElementsByTagName('textarea')[0].value = "";
}

function validate(form, action) {

	var emailRegex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;

	if(action == 'cr')
	{
	  var label = form.label.value;
	  var adresse = form.adresse.value;
	  var cp = form.cp.value;
	  var ville = form.ville.value;
	 
	  if(label == "") {
		inlineMsg('label','Veuillez renseigner le label de la CR.',2);
		return false;
	  }
	  if(adresse == "") {
		inlineMsg('adresse','Veuillez renseigner adresse de la CR.',2);
		return false;
	  }
	  if(cp == "") {
		inlineMsg('cp','Veuillez renseigner le code postal de la CR.',2);
		return false;
	  }
	  if(ville == "") {
		inlineMsg('ville','Veuillez renseigner la ville de la CR.',2);
		return false;
	  }
	}
	
	if(action == 'connect')
	{
	  var login = form.login.value;
	  var mdp = form.mdp.value;
	 
	  if(login == "") {
		inlineMsg('login','Le login est manquant.',2);
		return false;
	  }
	  
	  if(mdp == "") {
		inlineMsg('mdp','Le mot de passe est manquant.',2);
		return false;
	  }
	}
	
	if(action == 'arbo')
	{
	  var label = form.label.value;
	 
	  if(label == "") {
		inlineMsg('label','Veuillez renseigner le label de la page.',2);
		return false;
	  }
	}
	
	if(action == 'doc')
	{
	  var nom = form.nom.value;
	 
	  if(nom == "") {
		inlineMsg('nom','Veuillez renseigner le label du document.',2);
		return false;
	  }
	}
	
	
	if(action == 'user')
	{
	  var nom = form.nom.value;
	  var prenom = form.prenom.value;
	  var email = form.email.value;
	  var login = form.login.value;
	 
	  if(nom == "") {
		inlineMsg('nom','Veuillez renseigner le nom.',2);
		return false;
	  }
	  if(prenom == "") {
		inlineMsg('prenom','Veuillez renseigner le prenom.',2);
		return false;
	  }
	  if(email == "") {
		inlineMsg('email','Veuillez renseigner le mail.',2);
		return false;
	  }
	  if(!email.match(emailRegex)) {
		inlineMsg('email','Il faut renseigner un email valide.',2);
		return false;
		}
	   if(login == "") {
		inlineMsg('login','Veuillez renseigner le login.',2);
		return false;
	  }
	}
	

	if(action == 'newmdp')
	{
		var confirm = form.confirm.value;
		var mdp = form.mdp.value;
		
		if(confirm == mdp)
		{
			if(confirm == "") {
				alert("Le nouveau mot de passe est invalide");
				return false;
			}
			if(mdp == "") {
				alert("Le nouveau mot de passe est invalide");
				return false;
			}
			
			return true;
			
		} else {
			alert("Le nouveau mot de passe est invalide");
			return false;
		}
		
	}
		return true;
}

// START OF MESSAGE SCRIPT //

var MSGTIMER = 20;
var MSGSPEED = 5;
var MSGOFFSET = 3;
var MSGHIDE = 3;

// build out the divs, set attributes and call the fade function //
function inlineMsg(target,string,autohide) {
  var msg;
  var msgcontent;
  if(!document.getElementById('msg')) {
    msg = document.createElement('div');
    msg.id = 'msg';
    msgcontent = document.createElement('div');
    msgcontent.id = 'msgcontent';
    document.body.appendChild(msg);
    msg.appendChild(msgcontent);
    msg.style.filter = 'alpha(opacity=0)';
    msg.style.opacity = 0;
    msg.alpha = 0;
  } else {
    msg = document.getElementById('msg');
    msgcontent = document.getElementById('msgcontent');
  }
  msgcontent.innerHTML = string;
  msg.style.display = 'block';
  var msgheight = msg.offsetHeight;
  var targetdiv = document.getElementById(target);
  targetdiv.focus();
  var targetheight = targetdiv.offsetHeight;
  var targetwidth = targetdiv.offsetWidth;
  var topposition = topPosition(targetdiv) - ((msgheight - targetheight) / 2);
  var leftposition = leftPosition(targetdiv) + targetwidth + MSGOFFSET;
  msg.style.top = topposition + 'px';
  msg.style.left = leftposition + 'px';
  clearInterval(msg.timer);
  msg.timer = setInterval("fadeMsg(1)", MSGTIMER);
  if(!autohide) {
    autohide = MSGHIDE;  
  }
  window.setTimeout("hideMsg()", (autohide * 1000));
}

// hide the form alert //
function hideMsg(msg) {
  var msg = document.getElementById('msg');
  if(!msg.timer) {
    msg.timer = setInterval("fadeMsg(0)", MSGTIMER);
  }
}

// face the message box //
function fadeMsg(flag) {
  if(flag == null) {
    flag = 1;
  }
  var msg = document.getElementById('msg');
  var value;
  if(flag == 1) {
    value = msg.alpha + MSGSPEED;
  } else {
    value = msg.alpha - MSGSPEED;
  }
  msg.alpha = value;
  msg.style.opacity = (value / 100);
  msg.style.filter = 'alpha(opacity=' + value + ')';
  if(value >= 99) {
    clearInterval(msg.timer);
    msg.timer = null;
  } else if(value <= 1) {
    msg.style.display = "none";
    clearInterval(msg.timer);
  }
}

// calculate the position of the element in relation to the left of the browser //
function leftPosition(target) {
  var left = 0;
  if(target.offsetParent) {
    while(1) {
      left += target.offsetLeft;
      if(!target.offsetParent) {
        break;
      }
      target = target.offsetParent;
    }
  } else if(target.x) {
    left += target.x;
  }
  return left;
}

// calculate the position of the element in relation to the top of the browser window //
function topPosition(target) {
  var top = 0;
  if(target.offsetParent) {
    while(1) {
      top += target.offsetTop;
      if(!target.offsetParent) {
        break;
      }
      target = target.offsetParent;
    }
  } else if(target.y) {
    top += target.y;
  }
  return top;
}

// preload the arrow //
/*if(document.images) {
  arrow = new Image(7,80); 
  arrow.src = "../img/msg_arrow.gif"; 
}*/