window.onDomReady(function(){
		//to_main
		$('to_main').addEvent("mouseenter", function(event) {
			$('to_main').setProperty('src', 'images/to_main-r.jpg');
		});


		$('to_main').addEvent("mouseleave", function(event) {
			$('to_main').setProperty('src', 'images/to_main.jpg');
		});

		//to_blog
		$('to_blog').addEvent("mouseenter", function(event) {
			$('to_blog').setProperty('src', 'images/to_blog-r.jpg');
		});


		$('to_blog').addEvent("mouseleave", function(event) {
			$('to_blog').setProperty('src', 'images/to_blog.jpg');
		});
		
		//img_email
		$('img_email').addEvent("mouseenter", function(event) {
			$('img_email').setProperty('src', 'images/email-r.jpg');
		});


		$('img_email').addEvent("mouseleave", function(event) {
			$('img_email').setProperty('src', 'images/email.jpg');
		});

});