function writediv(texte){
	document.getElementById('pseudobox').innerHTML = texte;
}

function verifPseudo(pseudo){
	if(pseudo != ''){
		if(texte = file('http://e-poeme.com/tools/verifpseudo.php?pseudo='+escape(pseudo))){
			if(texte == 1)
				writediv('<span style="color:red"><b>'+pseudo+'</b> est déjà utilisé.</span>');
			else if(texte == 2)
				writediv('');
			else
				writediv(texte);
		}
	}
}

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);
}