var strSelectedTab = 'Catalog';


////////////////////////////
function TabClick(strClickedTab)
{
  var divCatalogControls = document.getElementById('divCatalogControls');
  var divDatabasesControls = document.getElementById('divDatabasesControls');
  var divEJournalsControls = document.getElementById('divEJournalsControls');
  var inpCatalogSearchbox = document.getElementById('inpCatalogSearchbox');
  var inpDatabasesSearchbox = document.getElementById('inpDatabasesSearchbox');
  var inpEJournalsSearchbox = document.getElementById('inpEJournalsSearchbox');
  var strSearchTerms = '';

  strSelectedTab = strClickedTab;
  divCatalogControls.style.visibility = 'hidden';
  divDatabasesControls.style.visibility = 'hidden';
  divEJournalsControls.style.visibility = 'hidden';
  eval('div' + strClickedTab + 'Controls').style.visibility = 'visible';
  document.images['imgQuickSearch'].src='http://lib.sdstate.edu/lib116/images/tab.' + strClickedTab + '.gif';

  if (inpCatalogSearchbox.value != '')
  {
    strSearchTerms = inpCatalogSearchbox.value;
  }
  if (find_request_1.value != '')
  {
    strSearchTerms = find_request_1.value;
  }
  if (param_pattern_value.value != '')
  {
    strSearchTerms = param_pattern_value.value;
  }
  inpCatalogSearchbox.value = '';
  inpDatabasesSearchbox.value = '';
  inpEJournalsSearchbox.value = '';
  eval('inp' + strClickedTab + 'Searchbox').value = strSearchTerms;
}



///////////////////////////////////////
function TabMouseOver(strMousedOverTab)
{

  if (strMousedOverTab != strSelectedTab.toLowerCase())
  {
    document.images['imgQuickSearch'].src='http://lib.sdstate.edu/lib116/images/tab.' + strSelectedTab + '.' + strMousedOverTab  + '.gif';
  }
}


//////////////////////
function TabMouseOut()
{
  document.images['imgQuickSearch'].src='http://lib.sdstate.edu/lib116/images/tab.' + strSelectedTab + '.gif';
}