/**
 *  Home Rollovers
**/

function tab(tab_object) {

  var tab_popup_id      = tab_object.id.replace('tab', 'popup');
  var tab_popup_object  = document.getElementById(tab_popup_id);

  tab_popup_object.style.visibility = 'visible';

  tab_object.onmouseout = null;
  tab_popup_object.onmouseout = null;


  tab_object.onmouseout = function() {

    tab_popup_object.style.visibility = 'hidden';

  }


  tab_popup_object.onmouseout = function() {

    tab_popup_object.style.visibility = 'hidden';

  }

} // ! tab()



function show(source_object) {

  source_object.style.overflow = 'visible';

  source_object.onmouseout = function() {

    source_object.style.overflow = 'hidden';

  }

} // ! show()