// code de gestion des images (dreamweaver)

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 MM_findObj(n, d) { //v3.0
  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); 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];}
}

// statistiques

function spc(_serial, _page, _class)
{
        document.write("<IMG src=\"http://prof.estat.com/cgi-bin/ft/"+
  _serial+ "?"+
        "&n="+ Math.round (Math.random () * 1000000000000000)+
        "&page="+ _page+
        "&class="+ _class+
        "&referer="+ escape(document.referrer) +"\" border=0>" );
}

// validation formulaire
/*
function isEmpty(val)
{
	if (val.match(/^\s+$/) || val == "")
	{
		return true;
	}
	else
	{
		return false;
	}	
}

function IsNumber(val) {
    return !/\D/.test(val);
}

function isEmail(val) {
	return /^.+@.+\..+$/.test(val);
}


function commande2_validateOnSubmit() {
    var elem;
    var errs=0;
    // execute all element validations in reverse order, so focus gets
    // set to the first one in error.

    if (!validateTelnr  (document.forms.demo.telnr, 'inf_telnr', true)) errs += 1; 
    if (!validateAge    (document.forms.demo.age,   'inf_age',  false)) errs += 1; 
    if (!validateEmail  (document.forms.demo.email, 'inf_email', true)) errs += 1; 
    if (!validatePresent(document.forms.demo.from,  'inf_from'))        errs += 1; 

    if (errs>1)  alert('There are fields which need correction before sending');
    if (errs==1) alert('There is a field which needs correction before sending');

    return (errs==0);
}
*/