function setupDialog( id ) {

	/* hide using opacity on page load */
	$(id+'-modal').setStyles({
		opacity:0,
		display:'block'
	});
	/* hiders */
	$(id+'-close').addEvent('click',function(e) { $(id+'-modal').fade('out'); });
	window.addEvent('keypress',function(e) { if(e.key == 'esc') { $(id+'-modal').fade('out'); } });
	$(document.body).addEvent('click',function(e) { 
		if($(id+'-modal').get('opacity') == 1 && !e.target.getParent('.dialog')) { 
			$(id+'-modal').fade('out'); 
		} 
	});
	/* click to show */
	if( $(id+'-trigger') != null ) {
		$(id+'-trigger').addEvent('click',function() {
			$(id+'-modal').fade('in');
			return false;
		});
	}
	
}