function IsNumeric(sText) {
	var ValidChars = "0123456789. ";
	var IsNumber = true;
	var CharTest;
	for (j = 0; j < sText.length && IsNumber == true; j++) { 
		CharTest = sText.charAt(j); 
		if (ValidChars.indexOf(CharTest) == -1) IsNumber = false;
	}
	return IsNumber;
}

function IsAlphaNumeric(sText) {
	var ValidChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
	var IsNumber = true;
	var CharTest;
	for (j = 0; j < sText.length && IsNumber == true; j++) { 
		CharTest = sText.charAt(j); 
		if (ValidChars.indexOf(CharTest) == -1) IsNumber = false;
	}
	return IsNumber;
}

function trim(string) {
	return string.replace(/(^\s*)|(\s*$)/g,'');
}

function verifMail(a) {
	 var testm = false ;
	 for (var j=1 ; j<(a.length) ; j++) {
	 if (a.charAt(j)=='@') {
		 if (j<(a.length-4)){
	 		for (var k=j ; k<(a.length-2) ; k++) {
	 			if (a.charAt(k)=='.') testm = true;
	 }}}}
	 
	 return testm ;
}

function validationContact() {
	nom=MM_findObj('nom');
	email=MM_findObj('email');
	question=MM_findObj('question');
	var testForm=false ;
	if (trim(nom.value) != '') {
		testForm=true ;
	} else {
		erreur='Vous n\'avez pas saisi votre nom.';
		nom.focus();
		nom.select();
		testForm=false;
	}
	if (testForm==true) {
		if (trim(email.value) != '' && verifMail(email.value)) {
			testForm==true ;
		} else {
			erreur='Email invalide.';
			email.focus();
			email.select();
			testForm=false;
		}
	}
	if (testForm==true) {
		if (trim(question.value) != '') {
			testForm=true ;
		} else {
			erreur='Vous n\'avez pas saisi de question.';
			question.focus();
			question.select();
			testForm=false;
		}
	}
	
	if (testForm==false){
		alert(erreur);
	}
	
	return testForm
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function verifMail(a) {
	 var testm = false ;
	 for (var j=1 ; j<(a.length) ; j++) {
	 if (a.charAt(j)=='@') {
		 if (j<(a.length-4)){
	 		for (var k=j ; k<(a.length-2) ; k++) {
	 			if (a.charAt(k)=='.') testm = true;
	 }}}}
	 
	 return testm ;
}

function validationModifClient(client) {
	description=MM_findObj('nom_client_'+client);
	charge=MM_findObj('menuchargeclientele'+client);
	fichier=MM_findObj('fichier_logo_'+client);
	var testForm=false ;
	if (description.value != '' && description.value != 'nom du client (société)') {
		testForm=true ;
	} else {
		erreur='Vous n\'avez pas saisi de nom valide.';
		description.select();
		description.focus();
	}
}


var clipTop = 0;
var clipWidth = 338;
var clipBottom = 236;
var topper = 0;
var lyrheight = 0;
var time,amount,theTime,theHeight,DHTML;

function init()
{
DHTML = (document.getElementById || document.all || document.layers)
if (!DHTML) return;
var x = new getObj('texte_defilant');
x.style.visibility='visible';
if (document.layers)
{
		lyrheight = x.style.clip.bottom;
		lyrheight += 20;
		x.style.clip.top = clipTop;
		x.style.clip.left = 0;
		x.style.clip.right = clipWidth;
		x.style.clip.bottom = clipBottom;
}
else if (document.getElementById || document.all)
{
		lyrheight = x.obj.offsetHeight;
		x.style.clip = 'rect('+clipTop+' '+clipWidth+' '+clipBottom+' 0)'
}
}

function scrollayer(layername,amt,tim)
{
        if (!DHTML) return;
        thelayer = new getObj(layername);
        if (!thelayer) return;
        amount = amt;
        theTime = tim;
        realscroll();
}

function stopScroll()
{
	if (time) clearTimeout(time);
}

function realscroll()
{
	if (!DHTML) return;
	clipTop += amount;
	clipBottom += amount;
	topper -= amount;
	if (clipTop < 0 || clipBottom > lyrheight)
	{
		clipTop -= amount;
		clipBottom -= amount;
		topper += amount;
		return;
	}
	if (document.getElementById || document.all)
	{
		clipstring = 'rect('+clipTop+' '+clipWidth+' '+clipBottom+' 0)'
		thelayer.style.clip = clipstring;
		thelayer.style.top = topper;
	}
	else if (document.layers)
	{
		thelayer.style.clip.top = clipTop;
		thelayer.style.clip.bottom = clipBottom;
		thelayer.style.top = topper;
	}
	time = setTimeout('realscroll()',theTime);
}

function getObj(name)
{
  if (document.getElementById)
  {
    this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
    this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}