// rules for behaviour.js 

var myrules = {
	'#download_link': function(element) {
		Event.observe(element,'mouseover',function(e) {
			element.down('img').src = '/themes/default/graphics/download_on.png';
		});
		Event.observe(element,'mouseout',function(e) {
			element.down('img').src = '/themes/default/graphics/download_off.png';
		});
	},
	'#forums_link': function(element) {
		Event.observe(element,'mouseover',function(e) {
			element.down('img').src = '/themes/default/graphics/forums_on.png';
		});
		Event.observe(element,'mouseout',function(e) {
			element.down('img').src = '/themes/default/graphics/forums_off.png';
		});
	},
	'#demo_link': function(element) {
		Event.observe(element,'mouseover',function(e) {
			element.down('img').src = '/themes/default/graphics/demo_on.png';
		});
		Event.observe(element,'mouseout',function(e) {
			element.down('img').src = '/themes/default/graphics/demo_off.png';
		});
	}
};
Behaviour.add(myrules);