// JavaScript Document

function expand(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);

  td.className = "menuHover";
  d.className = "menuHover";
}

function collapse(s)
{
  var td = s;
  var d = td.getElementsByTagName("div").item(0);

  td.className = "menuNormal";
  d.className = "menuNormal";
}

<!-- index page buttons -->
if (document.images) {
    learnmoreup       = new Image();
    learnmoreup.src   = "divide/cdr2012_more_inactive.png" ;
    learnmoredown     = new Image() ;
    learnmoredown.src = "divide/cdr2012_more_active.png" ;
	
	entersiteup       = new Image();
    entersiteup.src   = "divide/cdr2012_enter_inactive.png" ;
    entersitedown     = new Image() ;
    entersitedown.src = "divide/cdr2012_enter_active.png" ;
}
function buttondown( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "down.src" );
    }
}
function buttonup ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "up.src" );
    }
}