function file( 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 rnd()
{
   ord = Math.random();
   ord = ord*10000000000000000000;
   return ord;
}

// liste des espace 

function ajouterEmail(){
	    email = document.formEmail.email.value 
		if ( email == "" || email.indexOf('@', 0) == -1  || email.indexOf('.', 0) == -1 ) {
		   alert ("adresse email invalide");
		   return ;
		}
		
		if ( resultat = file( "newsletter.asp?rnd="+rnd() +'&email='+email  ) )
		{
			alert( resultat )
		}
		
	}