var revert = new Array();
var inames = new Array('asblogo2','menuheader_b');

if (document.images) {
  var flipped = new Array(inames.length);
  for(i=0; i< 3; i++) {
    flipped[i] = new Image();
    if(i == 0)
		flipped[i].src = "/_resources/_images/menu_logo_b.gif";
	if(i == 1)
		flipped[i].src = "/_resources/_images/menu_active_b.gif";
  }
}

function over(num) {
  if(document.images) {
    revert[num] = document.images[inames[num]].src;
    document.images[inames[num]].src = flipped[num].src;
  }
}
function out(num) {
  if(document.images)
  	document.images[inames[num]].src = revert[num]; 
}