var addthis_disable_flash = true;
function centreVerticale(){
	var elementCentrageV = new Array("mnu1","mnu2","mnu3","mnu4","mnu5","mnu6","mnu7");
	for(var i=0;i<elementCentrageV.length;i++){
		var parent = document.getElementById(elementCentrageV[i]);
		parent.style.marginTop = "-"+ (parent.clientHeight/2) +"px";
	}
}
window.onload = centreVerticale;