function mouseOverM1() {
		document.m1.src ="wp-content/themes/twentyten/menu/home_on.gif"
}
function mouseOutM1() {
		document.m1.src ="wp-content/themes/twentyten/menu/home_off.gif"
}
function mouseOverM2() {
		document.m2.src ="wp-content/themes/twentyten/menu/istituzione_on.gif"
}
function mouseOutM2() {
		document.m2.src ="wp-content/themes/twentyten/menu/istituzione_off.gif"
}
function mouseOverM3() {
		document.m3.src ="wp-content/themes/twentyten/menu/news_on.gif"
}
function mouseOutM3() {
		document.m3.src ="wp-content/themes/twentyten/menu/news_off.gif"
}
function mouseOverM4() {
		document.m4.src ="wp-content/themes/twentyten/menu/attivita_on.gif"
}
function mouseOutM4() {
		document.m4.src ="wp-content/themes/twentyten/menu/attivita_off.gif"
}
function mouseOverM5() {
		document.m5.src ="wp-content/themes/twentyten/menu/servizi_on.gif"
}
function mouseOutM5() {
		document.m5.src ="wp-content/themes/twentyten/menu/servizi_off.gif"
}
function mouseOverM6() {
		document.m6.src ="wp-content/themes/twentyten/menu/link_on.gif"
}
function mouseOutM6() {
		document.m6.src ="wp-content/themes/twentyten/menu/link_off.gif"
}


function preload_images() {
	var cacheImage = document.createElement('img');
	cacheImage.src = 'wp-content/themes/twentyten/menu/home_on.gif';
	var cacheImage = document.createElement('img');
	cacheImage.src = 'wp-content/themes/twentyten/menu/istituzione_on.gif';
	var cacheImage = document.createElement('img');
	cacheImage.src = 'wp-content/themes/twentyten/menu/news_on.gif';
	var cacheImage = document.createElement('img');
	cacheImage.src = 'wp-content/themes/twentyten/menu/attivita_on.gif';
	var cacheImage = document.createElement('img');
	cacheImage.src = 'wp-content/themes/twentyten/menu/servizi_on.gif';
	var cacheImage = document.createElement('img');
	cacheImage.src = 'wp-content/themes/twentyten/menu/link_on.gif';
}

preload_images();