function writedivemail(texte)
{
     document.getElementById('emailbox').innerHTML = texte;
}

function myFile(fichier)
     {
     if(window.XMLHttpRequest) // FIREFOX
          xhr_object = new XMLHttpRequest(); 
     else if(window.ActiveXObject) // IE
          xhr_object = new ActiveXObject("Microsoft.XMLHTTP"); 
     else 
          return(false); 
     xhr_object.open("GET", fichier, false); 
     xhr_object.send(null); 
     if(xhr_object.readyState == 4) return(xhr_object.responseText);
     else return(false);
     }


function ajaxCheckEmail(email)
{

	if(email != '')
               {
               if(email.length < 5)
                         writedivemail('<span style="color:#cc0000;font-size:10px;">cet email est trop court</span>');
               else if(email.length>60)
                         writedivemail('<span style="color:#cc0000;font-size:10px;">cet email est trop long</span>');
               else if(texte = myFile('http://bf.lovea2.com/ajax/ajaxcheckemail.php?email='+escape(email)))
                         {
          if(texte == 1)
               writedivemail('<span style="color:#cc0000;font-size:10px;">cet email est déja pris</span>');
          else
               writedivemail('');
                         }
               }
}