<script language=""JavaScript"">
<!--
function cambia(Imageid,ImageFile){
document.getElementById(Imageid).src = ImageFile;
}
// -->
</script>



<img border="0"
onMouseOver="cambia(img_c1,'img2.jpg')"
onMouseOut="cambia(img_c1,'img1.jpg')">
id="img_c1" src="img1.jpg">