//-- IMAGE BUTTONS -----------------------------------------------------------------//
	//-- image Public--//
 btn_public_f1 = new Image(43 ,17); btn_public_f1.src = "images/buttons/btn_public_f1.gif";
 btn_public_f2 = new Image(43 ,17); btn_public_f2.src = "images/buttons/btn_public_f2.gif";
	btn_public_f3 = new Image(43 ,17); btn_public_f3.src = "images/buttons/btn_public_f3.gif";
	btn_public_f4 = new Image(43 ,17); btn_public_f4.src = "images/buttons/btn_public_f4.gif";
 
	//-- image Press--//
 btn_press_f1 = new Image(98 ,19); btn_press_f1.src = "images/buttons/btn_press_f1.gif";
 btn_press_f2 = new Image(98 ,19); btn_press_f2.src = "images/buttons/btn_press_f2.gif";
	btn_press_f3 = new Image(98 ,19); btn_press_f3.src = "images/buttons/btn_press_f3.gif";
	btn_press_f4 = new Image(98 ,19); btn_press_f4.src = "images/buttons/btn_press_f4.gif";

	//-- image Pro--//
 btn_pro_f1 = new Image(106 ,19); btn_pro_f1.src = "images/buttons/btn_pro_f1.gif";
 btn_pro_f2 = new Image(106 ,19); btn_pro_f2.src = "images/buttons/btn_pro_f2.gif";
	btn_pro_f3 = new Image(106 ,19); btn_pro_f3.src = "images/buttons/btn_pro_f3.gif";
	btn_pro_f4 = new Image(106 ,19); btn_pro_f4.src = "images/buttons/btn_pro_f4.gif";

	//-- image Pro Members--//
 btn_prom_f1 = new Image(121 ,19); btn_prom_f1.src = "images/buttons/btn_prom_f1.gif";
 btn_prom_f2 = new Image(121 ,19); btn_prom_f2.src = "images/buttons/btn_prom_f2.gif";
	btn_prom_f3 = new Image(121 ,19); btn_prom_f3.src = "images/buttons/btn_prom_f3.gif";
	btn_prom_f4 = new Image(121 ,19); btn_prom_f4.src = "images/buttons/btn_prom_f4.gif";

	//-- image directory -//
 btn_directory_f1 = new Image(104 ,23); btn_directory_f1.src = "images/buttons/btn_directory_f1.gif";
 btn_directory_f2 = new Image(104 ,23); btn_directory_f2.src = "images/buttons/btn_directory_f2.gif";
	btn_directory_f3 = new Image(104 ,23); btn_directory_f3.src = "images/buttons/btn_directory_f3.gif";
	btn_directory_f4 = new Image(104 ,23); btn_directory_f4.src = "images/buttons/btn_directory_f4.gif";

	//-- image custom1 -//
 btn_custom1_f1 = new Image(135 ,18); btn_custom1_f1.src = "images/buttons/btn_custom1_f1.gif";
 btn_custom1_f2 = new Image(135 ,18); btn_custom1_f2.src = "images/buttons/btn_custom1_f2.gif";
	btn_custom1_f3 = new Image(135 ,18); btn_custom1_f3.src = "images/buttons/btn_custom1_f3.gif";
	btn_custom1_f4 = new Image(135 ,18); btn_custom1_f4.src = "images/buttons/btn_custom1_f4.gif";

	//-- image custom2 -//
 btn_custom2_f1 = new Image(132 ,18); btn_custom2_f1.src = "images/buttons/btn_custom2_f1.gif";
 btn_custom2_f2 = new Image(132 ,18); btn_custom2_f2.src = "images/buttons/btn_custom2_f2.gif";
	btn_custom2_f3 = new Image(132 ,18); btn_custom2_f3.src = "images/buttons/btn_custom2_f3.gif";
	btn_custom2_f4 = new Image(132 ,18); btn_custom2_f4.src = "images/buttons/btn_custom2_f4.gif";

	//-- image custom3 -//
 btn_custom3_f1 = new Image(96 ,18); btn_custom3_f1.src = "images/buttons/btn_custom3_f1.gif";
 btn_custom3_f2 = new Image(96 ,18); btn_custom3_f2.src = "images/buttons/btn_custom3_f2.gif";
	btn_custom3_f3 = new Image(96 ,18); btn_custom3_f3.src = "images/buttons/btn_custom3_f3.gif";
	btn_custom3_f4 = new Image(96 ,18); btn_custom3_f4.src = "images/buttons/btn_custom3_f4.gif";

	//-- image custom4 -//
 btn_custom4_f1 = new Image(56 ,18); btn_custom4_f1.src = "images/buttons/btn_custom4_f1.gif";
 btn_custom4_f2 = new Image(56 ,18); btn_custom4_f2.src = "images/buttons/btn_custom4_f2.gif";
	btn_custom4_f3 = new Image(56 ,18); btn_custom4_f3.src = "images/buttons/btn_custom4_f3.gif";
	btn_custom4_f4 = new Image(56 ,18); btn_custom4_f4.src = "images/buttons/btn_custom4_f4.gif";
	
	//-- image Bibliotheque -//
 btn_bibliotheque_f1 = new Image(87 ,18); btn_bibliotheque_f1.src = "images/buttons/btn_bibliotheque_f1.gif";
 btn_bibliotheque_f2 = new Image(87 ,18); btn_bibliotheque_f2.src = "images/buttons/btn_bibliotheque_f2.gif";
	btn_bibliotheque_f3 = new Image(87 ,18); btn_bibliotheque_f3.src = "images/buttons/btn_bibliotheque_f3.gif";
	btn_bibliotheque_f4 = new Image(87 ,18); btn_bibliotheque_f4.src = "images/buttons/btn_bibliotheque_f4.gif";
	
//-- image Mon Profil -//
 btn_profile_f1 = new Image(73 ,17); btn_profile_f1.src = "images/buttons/btn_profile_f1.gif";
 btn_profile_f2 = new Image(73 ,17); btn_profile_f2.src = "images/buttons/btn_profile_f2.gif";
	btn_profile_f3 = new Image(73 ,17); btn_profile_f3.src = "images/buttons/btn_profile_f3.gif";
	btn_profile_f4 = new Image(73 ,17); btn_profile_f4.src = "images/buttons/btn_profile_f4.gif";
	
	//-- image Deconexion -//
 btn_logout_f1 = new Image(86 ,17); btn_logout_f1.src = "images/buttons/btn_logout_f1.gif";
 btn_logout_f2 = new Image(86 ,17); btn_logout_f2.src = "images/buttons/btn_logout_f2.gif";
	btn_logout_f3 = new Image(86 ,17); btn_logout_f3.src = "images/buttons/btn_logout_f3.gif";
	btn_logout_f4 = new Image(86 ,17); btn_logout_f4.src = "images/buttons/btn_logout_f4.gif";

	//-- image Guide -//
 btn_guide_f1 = new Image(132, 115); btn_guide_f1.src = "images/buttons/btn_guide_f1.gif";
 btn_guide_f2 = new Image(132, 115); btn_guide_f2.src = "images/buttons/btn_guide_f2.gif";
	btn_guide_f3 = new Image(132, 115); btn_guide_f3.src = "images/buttons/btn_guide_f3.gif";
	btn_guide_f4 = new Image(132, 115); btn_guide_f4.src = "images/buttons/btn_guide_f4.gif";
	   
function getimgname(name){
   var str = document.images[name].src;
   var index = str.lastIndexOf("/");
   var strlength = str.length;
   var newstr = String(str.slice(index+1, strlength));    
   return newstr;
}


function mover(name){
   if(getimgname(name) == name + "_f3.gif"){
        document.images[name].src = eval(name + "_f4.src");
    }
    else{
        document.images[name].src = eval(name + "_f2.src");
    }   
}

function mdown(name){
  document.images[name].src = eval(name + "_f3.src");
}

function mout(name){
   if(getimgname(name) == name + "_f4.gif"){
        document.images[name].src = eval(name + "_f3.src");
    }
    else{
        document.images[name].src = eval(name + "_f1.src");
    } 
}

//
function NS_getimgname(name){
   var str = document.layers["menu"].document.images[name].src;
   var index = str.lastIndexOf("/");
   var strlength = str.length;
   var peopletr = String(str.slice(index+1, strlength));    
   return peopletr;
}


function NS_mover(name){
   if(NS_getimgname(name) == name + "_f3.jpg"){
        document.layers["menu"].document.images[name].src = eval(name + "_f4.src");
    }
    else{
        document.layers["menu"].document.images[name].src = eval(name + "_f2.src");
    }   
}

function NS_mdown(name){
  document.layers["menu"].document.images[name].src = eval(name + "_f3.src");
}

function NS_mout(name){
   if(NS_getimgname(name) == name + "_f4.jpg"){
        document.layers["menu"].document.images[name].src = eval(name + "_f3.src");
    }
    else{
        document.layers["menu"].document.images[name].src = eval(name + "_f1.src");
    } 
}