doRollovers = function(elements)
{
	elements.each(function(thisel){
		var src = thisel.getProperty('src'),
			extension = src.substring(src.lastIndexOf('.'),src.length),
			over_src = src.replace(extension, '_over' + extension);

			$(thisel.parentNode).addEvents(
			{
				'mouseenter': function(){
					thisel.src = over_src;
				},
				'mouseleave': function(){
					thisel.src = src;
				}
			});
	});
};

doMainRollovers = function(elements)
{
	elements.each(function(thisel){

	/*	var img = thisel.getElement('img'),
			src = img.getProperty('src'),
			extension = src.substring(src.lastIndexOf('.'),src.length),
			over_src = src.replace(extension, '_blue' + extension);
*/
			thisel.addEvent('mouseenter', function() {
				thisel.addClass('hover');
				//img.src = over_src;
			});
			thisel.addEvent('mouseleave', function() {
				thisel.removeClass('hover');
				//img.src = src;
			});
	});
};


window.addEvent('domready', function(){
	doRollovers($$('img.mooover'));
	doMainRollovers($$('#left_header_menu li'));
});