function quickphoto(texte,evnt,rectif_horizon,rectif_vertical){
if(evnt.type=="mouseout"){
document.getElementById("menu_calque").style.visibility="hidden";}
else if(evnt.type=="mouseover"){

var test_nav=(window.screenX)? true : false;// NN && FF : IE
var x=(test_nav)? evnt.pageX : evnt.x;
var y=(test_nav)? evnt.pageY : window.event.y+document.body.scrollTop ;

calque = document.getElementById("menu_calque").style;

var hauteur_fen = document.body.clientHeight;
var largeur_fen = document.body.clientWidth;
var mid_h=hauteur_fen/2;
var mid_l=largeur_fen/2;

calque.top = y+rectif_vertical;

calque.visibility = "hidden";
//calque.left = x-150;
calque.left = (mid_l-255)-rectif_horizon;
//calque.left = mid_l;

var contenu ="<TABLE BORDER=1 CELLPADDING=0 CELLSPACING=0 ><TR ><TD ><TABLE WIDTH=100% CELLPADDING=0  CELLSPACING=0 style=\"border: 1px solid #EF6000\">";
contenu += "<TR ><TD BGCOLOR='#D9DCE3' class=rouge>"+texte+"</TD></TR>";
contenu += "</TABLE></TD></TR></TABLE>";

document.getElementById("menu_calque").innerHTML = contenu;
calque.visibility = "visible";
}
}