window.addEvent('domready', function() {
	$$('img.roll').each(function(img) {
		var src = img.getProperty('src');
		var extension = src.substring(src.lastIndexOf('.'),src.length)
		img.addEvent('mouseenter', function() { img.setProperty('src',src.replace(extension,'-over' + extension)); });
		img.addEvent('mouseleave', function() { img.setProperty('src',src); });
	});
	if ($('submit')) { 
	   var src = $('submit').getProperty('src');
	   var extension = src.substring(src.lastIndexOf('.'),src.length)
	   $('submit').addEvent('mouseenter', function() { $('submit').setProperty('src',src.replace(extension,'-over' + extension)); });
	   $('submit').addEvent('mouseleave', function() { $('submit').setProperty('src',src); });
	}
	
	if ($('signmeup')) { 
	   var src = $('signmeup').getProperty('src');
	   var extension = src.substring(src.lastIndexOf('.'),src.length)
	   $('signmeup').addEvent('mouseenter', function() { $('signmeup').setProperty('src',src.replace(extension,'-over' + extension)); });
	   $('signmeup').addEvent('mouseleave', function() { $('signmeup').setProperty('src',src); });
	}
	
	if ($('sendfriend')) { 
	   var src = $('sendfriend').getProperty('src');
	   var extension = src.substring(src.lastIndexOf('.'),src.length)
	   $('sendfriend').addEvent('mouseenter', function() { $('sendfriend').setProperty('src',src.replace(extension,'-over' + extension)); });
	   $('sendfriend').addEvent('mouseleave', function() { $('sendfriend').setProperty('src',src); });
	}
});
function sortFormSubmit() {
	document.sortForm.submit();
}