function SearchTab(tab) {
  
  //reset off screen postion
  document.getElementById('search_content_newcatalog').style.marginLeft = "-100000px";
  document.getElementById('search_content_databases').style.marginLeft  = "-120000px";
  document.getElementById('search_content_ejournals').style.marginLeft  = "-130000px";
  document.getElementById('search_content_articles').style.marginLeft   = "-140000px";
  document.getElementById('search_content_website').style.marginLeft    = "-150000px";
  
  //move selected search on screen
  document.getElementById('search_content_'+tab).style.marginLeft = "0px";
  
  //reset tab background color
  document.getElementById('tab_newcatalog').style.background = "#333333";
  document.getElementById('tab_databases').style.background  = "#333333";
  document.getElementById('tab_ejournals').style.background  = "#333333";
  document.getElementById('tab_articles').style.background   = "#333333";
  document.getElementById('tab_website').style.background    = "#333333";
  
  //set selected tab background color
  document.getElementById('tab_'+tab).style.background = "#004f8e";
  
  //reset tab font color
  document.getElementById('tab_newcatalog').style.color = "#ffffff";
  document.getElementById('tab_databases').style.color  = "#ffffff";
  document.getElementById('tab_ejournals').style.color  = "#ffffff";
  document.getElementById('tab_articles').style.color   = "#ffffff";
  document.getElementById('tab_website').style.color    = "#ffffff";
  
  //set tab font color
  document.getElementById('tab_'+tab).style.color = "#FFFFFF";
  
  //set search box focus
  document.getElementById('input_'+tab).focus();
  
}

function matchText(strText) {
  
  //store value for catalog search function
  window.oldValue = strText;
  
  //reset catalog search font color
  document.getElementById('input_newcatalog').style.color = "#000000";
  
  //set value on all text boxes
  document.getElementById('input_newcatalog').value = strText;
  document.getElementById('input_databases').value = strText;
  document.getElementById('input_articles').value = strText;
  document.getElementById('input_ejournals').value = strText;
  document.getElementById('input_website').value = strText;
  
}

function SecondSearchTabRadio(rb) {
  rb.checked = rb.checked ? false : true;
  return true;
}

function newCatalogShowHide (strAction) {
  
  if (strAction == 'mouseover') {
    
    //do nothing
    
  } else if (strAction == 'mouseout') {
    
    //do nothing
    
  } else if (strAction == 'searchfocus') {
    
    //when catalog search gets focus, make sure the dropdown is closed
    window.newCatalogShow = 1;
    newCatalogShowHide('');
    
  } else {
    
    if ( window.newCatalogShow == 0 ) {
      
      //bring drop down from off screen
      document.getElementById('newcatalog_ul').style.marginLeft = "0px";
      window.newCatalogShow = 1;
    
    } else if ( window.newCatalogShow == 1 || window.newCatalogShow == 2 ) {
      
      //send dropdown off screen
      document.getElementById('newcatalog_ul').style.marginLeft = "-20000px";
      document.getElementById('newcatalog_option').style.marginLeft = "0px";
      window.newCatalogShow = 0;
      
    } 
    
  }
  
}

function checkAuthor () {
  
  //reset font color, font style, and set the original value before hint was displayed
  document.getElementById('input_newcatalog').style.color = "#000000";
  document.getElementById('input_newcatalog').style.fontStyle = "normal";
  document.getElementById('input_newcatalog').value = window.oldValue;
  
}

function newCatalogOption (strFunction) {
  
  //in use value, depreciated
  window.newCatalogShow = 2;
  
  //show.hide dropdown
  newCatalogShowHide('click');
  
  document.getElementById('newcatalog_option').innerHTML = strFunction;
  
  document.getElementById('newcatalog_form_option').value = strFunction;
  
  if (strFunction == "Author") {
    
    if (document.getElementById('input_newcatalog').value != window.authorHelpText) {
      window.oldValue = document.getElementById('input_newcatalog').value;
    }
    
    document.getElementById('input_newcatalog').style.color = "#777777";
    document.getElementById('input_newcatalog').style.fontStyle = "italic";
    document.getElementById('input_newcatalog').value = window.authorHelpText;
    window.authorHelp = 1;
    
    document.getElementById('input_newcatalog').blur();
    
  } else {
    
    document.getElementById('input_newcatalog').focus();
    
  }
  
}

function SecondSearchTabBackground(span) {
  
  if (span == "tab_all") { span = "tab_discover"; }
  
  document.getElementById('tab_discover').style.background = "";
  document.getElementById('tab_discover').style.color = "#000000";
  
  document.getElementById('tab_databases').style.background = "";
  document.getElementById('tab_databases').style.color = "#000000";
  
  document.getElementById('tab_articles').style.background = "";
  document.getElementById('tab_articles').style.color = "#000000";
  
  document.getElementById('tab_ejournals').style.background = "";
  document.getElementById('tab_ejournals').style.color = "#000000";
  
  document.getElementById('tab_website').style.background = "";
  document.getElementById('tab_website').style.color = "#000000";
  
  //document.getElementById('tab_google').style.background = "";
  //document.getElementById('tab_google').style.color = "#000000";
    
  if(/msie/i.test(navigator.userAgent) && !/opera/i.test(navigator.userAgent)) {
    
    //document.getElementById(span).style.backgroundPosition = "center 10";
    //document.getElementById(span).style.backgroundColor = "#ffffff";
    var bgPos;
    
    /*
    if(span=='tab_discover')  { bgPos = '425px'; }
    if(span=='tab_databases') { bgPos = '485px'; }
    if(span=='tab_ejournals') { bgPos = '548px'; }
    if(span=='tab_articles')  { bgPos = '605px'; }
    if(span=='tab_google')    { bgPos = '652px'; }
    */
    
    if(span=='tab_discover')  { bgPos = '473px'; }
    if(span=='tab_databases') { bgPos = '533px'; }
    if(span=='tab_ejournals') { bgPos = '597px'; }
    if(span=='tab_articles')  { bgPos = '653px'; }
    if(span=='tab_website')   { bgPos = '700px'; }
    //if(span=='tab_google')    { bgPos = '700px'; }
    
    document.getElementById('second_search_tabs').style.height = "18px";
    document.getElementById('second_search_tabs').style.background = "url('http://library.syr.edu/img/search/tab_triangle.png') no-repeat bottom " + bgPos;
    document.getElementById('second_search_box').style.margin = "-7px 3px 0px 0px";
    //document.getElementById('input_all').style.width = "305px";
    
  } else {

    document.getElementById(span).style.background = "url('http://library.syr.edu/img/search/tab_triangle.png') no-repeat bottom center";
 
  }
  
  //document.getElementById(span).style.background = "#929292";
  document.getElementById(span).style.color = "#ffffff";

}

//Default Values
var newCatalogShow = 0;
var newCatalogOver = 0;
var authorHelp     = 0;
var oldValue       = '';
var authorHelpText = 'Lastname, Firstname';