var nx = function() {
	var url = $('base-path').innerHTML + 'randomgallery';
	var im = $('image-name').innerHTML;
	new Ajax.Updater('image-container', url, {   
		parameters: { image: im, dir: 1 } 
	}); 
}

var pv = function() {
	var url = $('base-path').innerHTML + 'randomgallery';
	var im = $('image-name').innerHTML;
	new Ajax.Updater('image-container', url, {   
		parameters: { image: im, dir: 0 } 
	}); 	
}