function ToggleExchangeLink(obj) 
{alert('hi');
      var exchangeLinkCurrent = document.getElementById(obj);
      if ( exchangeLinkCurrent.style.display == 'block' ) {alert('hi2');
            exchangeLinkCurrent.style.display = 'none';
      }
      else { alert('hi3');
            exchangeLinkCurrent.style.display = 'block';
      }
}

function changelink(elm) {
    if ( 
    
        elm.style.background != 'url(Images/course-section-open-bg.png) no-repeat right center' && elm.style.background != 'transparent url(/web/design/course-section-open-bg.png) no-repeat scroll right center') {
       elm.style.background = 'transparent url(Images/course-section-open-bg.png) no-repeat center right';
      }
      else {
            elm.style.background = 'transparent url(Images/course-section-closed-bg.png) no-repeat center right';
      }

}

function togglelink(elm) {
    if ( 
    
        elm.style.display != 'none') {
       elm.style.display = 'none';
      }
      else {
            elm.style.display = '';
      }

}

function toggleDisplay(id, Type) {    
    if (document.getElementById) {
                                                 eval("document.getElementById(id).style.display = \"" + Type + "\"");
                  }
                  //NS
    else {
        if (document.layers) {
            document.layers[id].display = Type;
        }
        //IE
        else {
            if (document.all) {
                eval("document.all." + id + ".style.     = \"" + Type + "\"");
            }
        }
    }
}