function iescroll (){
		document.getElementById("popup").style.position = "absolute";		
		window.onscroll = function()
		{
				//compatible avec certains doctypes
				var scrollTop = document.body.scrollTop?document.body.scrollTop:document.documentElement.scrollTop;
				document.getElementById("popup").style.top = (scrollTop + hautfen) + "px";

		}
}
	
function affichage(id){  
    if(document.getElementById){
        var elt=document.getElementById(id);
        if(elt.style.display != "block"){ 
                elt.style.display = "block";
        }
        else{
                elt.style.display = "none";
        }
    }
}

function switcharg(rep){  
	if(document.getElementById){
        var elt=document.getElementById('chargement2');
        if(rep == true){ 
                elt.style.display = "block";
        }
        else{
                elt.style.display = "none";
        }
    }
}

function popup(titre,contenu){  
	if(document.getElementById){
		document.getElementById('popup').style.top = hautfen + "px";
		document.getElementById('popup').style.display = "block";
        document.getElementById('popup_titre').innerHTML = "<b>" + titre + "</b>";
        document.getElementById('popup_contenu').innerHTML = contenu;
    }
	if (isIE == 1){
		var scrollTop = document.body.scrollTop?document.body.scrollTop:document.documentElement.scrollTop;
		document.getElementById("popup").style.top = (scrollTop + hautfen) + "px";
	}
}

		
var req_login = new AJAX();

function login_check(){
	if(req_login.ready == true){
		document.getElementById('errlogin').style.display = "";
		req_login.setIndicatorFunction(switcharg);
		req_login.setCallbackFunction(login_submit);
		req_login.getFilePost("ajax_login.php", "pseudo="+escape(document.login.pseudo.value).replace(/\+/g,"%2B")+"&mp="+escape(document.login.mp.value).replace(/\+/g,"%2B"));
	}
}

function login_submit(res_check){
	if(res_check == 'true') document.login.submit();
	else {
		document.getElementById('errlogin').style.display = "block";
	}
}