var js_mealPopup = 0;

$( document ).ready( function() {
	$( '.boxMeal' ).click( function( event) {
		var id = $( this ).attr( 'id' ).split( '_' );
		
		if( js_mealPopup == id[1] ) {
			$( '#details_' + id[1] ).slideUp();
			js_mealPopup = 0;
			
			return false;
		}
		
		if( js_mealPopup != id[1] ) $( '#details_' + js_mealPopup ).slideUp();

		$( '#details_' + id[1] ).slideDown();
		js_mealPopup = id[1];
		
		return false;
	});
});