function SwitchDisplay(e) {
    var oImg;
    var oRow;
    
    if (navigator.appName == 'Microsoft Internet Explorer') {
        oImg = event.srcElement;
        
        if (oImg.tagName == 'TD') {
            oRow = oImg.parentElement.parentElement.parentElement.rows(1);
            oImg = oImg.parentElement.cells(1).children(0);
        }
        else
            oRow = oImg.parentElement.parentElement.parentElement.parentElement.rows(1);
    }
    else {
	    oImg = e.target;
	    
	    if (oImg.tagName == 'TD') {
            oRow = oImg.parentNode.parentNode.parentNode.rows[1];
            oImg = oImg.parentNode.childNodes[1].childNodes[0];
	    }
	    else
            oRow = oImg.parentNode.parentNode.parentNode.parentNode.rows[1];
    }
    
    with (oRow.style) {
        if (display == "none")
	        {
		        display = "";
		        oImg.src = "/Img/Fermeture menu.Gif"
	        }
        else
	        {
		        display = "none";
		        oImg.src = "/Img/Ouverture menu.Gif"
	        }
    }
	
	return false;
}