var nn 		= (document.layers ? true : false);
var DOM2 	= (document.getElementById ? true : false); 
var ie 		= ((document.all) ? true : false); 
var offset 	= -20

function deplaceMenu(num){
    if(document.getElementById('conteneur')){
        return true;
    }
	if (ie) {
		var larg = document.body.clientWidth;
	} 
	else {
		var larg = window.innerWidth; 
	}
	var objC	= document.getElementById("menu" + num)
	var objM 	= document.getElementById("magie" + num)
	var x = parseInt((larg - 775) / 2 )
	if (x < 0){
		x = 0
	}
	if (num == 1){
		xM	= 317 + x
	}
	if (num == 2){
		xM = 465 + x
	}
	if (num == 3){
		xM = 555 + x
	}
	objC.style.left 	= xM + 4 + offset;
	objM.style.left 	= xM + offset - 15;
}

function placementCalques(){
	deplaceMenu(1);
	deplaceMenu(2);
	deplaceMenu(3);
}	

function montre(id) {
    var d = document.getElementById(id);
    cache(id);
    /*
	for (var i =1;i<=10;i++ )
	{		
		if (document.getElementById('sous_menu'+i)) { document.getElementById('sous_menu'+i).style.visibility='hidden';}			
		if (document.getElementById('menu'+i)) { document.getElementById('menu'+i).style.visibility='hidden';}
	}
	*/
	if (d) { d.style.visibility='visible';  }
}

function cache(id) {
	for (var i =1;i<=10;i++ )
	{		
	    if (document.getElementById('menu'+i)) { document.getElementById('menu'+i).style.visibility='hidden';}
		if (document.getElementById('sous_menu'+i)) { document.getElementById('sous_menu'+i).style.visibility='hidden';}			
	}
}