setBrowser();

function afficheObjet(indexObj) {
    for (i=1; i<=6; i++){
	    if (i != indexObj) 
	       { setIdProperty('rolLayers' + i , 'display', 'none'); }
    }
        if ((getIdProperty('rolLayers' + indexObj, 'display') == 'none')||(getIdProperty('rolLayers' + indexObj, 'display') == null))
            setIdProperty('rolLayers' + indexObj, 'display', 'block');
        else
        setIdProperty('rolLayers' + indexObj, 'display', 'none');
    }
    
function masquerObjet() {
	for (i=1; i<=6; i++){
	    setIdProperty('rolLayers' + i , 'display', 'none' );
	}
}