//Regular Mouseover
<!--
function rollover(id1) {
  rOver = eval("document.images." + id1);
  rOver.src = "http://www.tie-arizona.org/images/nav_" + id1 + "_over.gif";
  }
function rolloff(id2) {
  rOff = eval("document.images." + id2);
  rOff.src = "http://www.tie-arizona.org/images/nav_" + id2 + ".gif";

  }
  
 

// -->