function timeLeft ( end, target ) {
	now = new Date().getTime();

	diffSec = Math.floor((end-now)/1000);
	diffMin = Math.floor(diffSec/60);
	diffHeure = Math.floor(diffMin/60);
	diffJour = Math.floor(diffHeure/24);
	
	while (diffMin>=60)
		diffMin = diffMin-60;
	while (diffHeure>=24)
		diffHeure = diffHeure-24;
	while (diffSec>=60)
		diffSec = diffSec-60;
	
	if($(target))	
		$(target).set('html', '<span>Temps restant : </span>'+diffJour+'J, '+diffHeure+'H, '+diffMin+'M et '+diffSec+'S' );
}

function launchTimeLeft() {
	end = new Date(2010, 6, 01).getTime();
	if( $('pack_ecoleau' )) {
		t = ( $('pack_ecoleau' ).get('tag')!='div' ) ? $('pack_ecoleau' ) : $('pack_ecoleau' ).getElement('img');
		new Element('div', {id:'pack_ecoleau_time'} ).addClass('packtime').inject( t, 'after');
		timeLeft.periodical(1000, this, [end, 'pack_ecoleau_time'] );
	}
	
	if( $('pack_nrj' )) {
		t = ( $('pack_nrj' ).get('tag')!='div' ) ? $('pack_nrj' ) : $('pack_nrj' ).getElement('img');
		new Element('div', {id:'pack_nrj_time'} ).addClass('packtime').inject(t, 'after');
		timeLeft.periodical(1000, this, [end, 'pack_nrj_time'] );
	}

}

window.addEvent('domready', launchTimeLeft );