function checkSearchForm(tf, jsSearchType){
    if($('simplestf').value != ''){
      return searchAction(tf,jsSearchType); 
    }
    else{
      alert(SiteVars.search.errorphrase); 
      return false;
    }
  }


  function searchAction(tf,jsSearchType) {          
    if (jsSearchType != 'newsarticle' && tf.searchLoc && tf.searchLoc[1].checked) {
      if (tf.searchText.value != '') {
        window.open('http://www.google.ca/search?q=' + tf.searchText.value,'googlesearch');
      }
      return false;
    }
    var searchTerm = "";
    if (tf.searchText.value != '') { 
      var terms = tf.searchText.value.split(' ');
      for (var i=0; i< terms.length; i++) {
        var prevTerm = "";
        if (i>0) prevTerm = terms[i-1];
        searchTerm += addSearchTerm(terms[i],false,false,true,prevTerm);
      }
    }
    tf.keywords.value = tf.searchText.value;      
    if (jsSearchType != 'simple') {
     if (tf.andWords && tf.andWords.value != '') {
      //alert("andwords"+tf.andWords.value);
      searchTerm += ' AND '; 
      if (tf.keywords.value != '') { tf.keywords.value += ' AND '; }
      searchTerm += '(';
      var terms = tf.andWords.value.split(' ');
      for (var i=0; i< terms.length; i++) {
        searchTerm += addSearchTerm(terms[i],false,false);
        tf.keywords.value += terms[i];
        if (i < terms.length-1) {
          searchTerm += ' AND ';
          tf.keywords.value += ' AND ';
        }
       // alert("searchTerm"+searchTerm);
      }
      searchTerm += ')';
     }
     if (tf.exactWords && tf.exactWords.value != '') {
      searchTerm += ' AND ';
      if (tf.keywords.value != '') { tf.keywords.value += ' AND '; }
      searchTerm += addSearchTerm(tf.exactWords.value, true,false);
      var terms = tf.exactWords.value.split(' ');
      for (var i=0; i< terms.length; i++) {
        tf.keywords.value += terms[i];
        if (i < terms.length-1) {
          tf.keywords.value += ' AND ';
        }
      }
     }
     if (tf.orWords && tf.orWords.value != '') {
      searchTerm += ' AND ';
      if (tf.keywords.value != '') { tf.keywords.value += ' AND '; }
      searchTerm += '(';
      var terms = tf.orWords.value.split(' ');
      for (var i=0; i< terms.length; i++) {
        searchTerm += addSearchTerm(terms[i],false,false);
        tf.keywords.value += terms[i];
        if (i < terms.length-1) {
          searchTerm += ' OR ';
          tf.keywords.value += ' OR ';
        }
      }
      searchTerm += ')';
     }
     if (tf.notWords && tf.notWords.value != '') {
      var terms = tf.notWords.value.split(' ');
      for (var i=0; i< terms.length; i++) {
        searchTerm += addSearchTerm(terms[i],false,true);
        tf.keywords.value += 'NOT ' + terms[i];
      }
     }
    }
    if (jsSearchType == 'advanced') {
      //alert("Getting Advanced Options");
      
      searchTerm += getAdvancedOptions(tf);
    }
    if (jsSearchType == 'newsarticle') {
      searchTerm += getNewsArticleAdvancedSearchTerm(tf);
    }
    if (jsSearchType == 'task') {
      searchTerm += getTaskAdvancedSearchTerm(tf);
    }
    if (jsSearchType != 'simple') {
     if (tf.useDate && tf.useDate.checked) {
      searchTerm += '@between('
        + tf.dateType[tf.dateType.selectedIndex].value
        + ',' + getDate('after')
        + ',' + getDate('before') + ')';
     }
    }
    tf.searchTerm.value = searchTerm;
    return true;
    //return confirm(searchTerm);
  }
  function addSearchTerm(term,addQuot,isNot,useAnd,prevTerm) {
    regexp1 = new RegExp('"','gi');
    regexp2 = new RegExp("'",'gi');
    regexp3 = new RegExp("&", 'gi');
    regexp4 = new RegExp("<", 'gi');
    regexp5 = new RegExp(">", 'gi');
    result = term.replace(regexp1,'');
    result = result.replace(regexp2,'');
    result = result.replace(regexp3,'');
    result = result.replace(regexp4,'');
    result = result.replace(regexp5,'');
    if (result == '' || result == ' ') {
      return '';
    }
    else if (result.indexOf(':') != -1) {
      return result + ' ';
    }
    else if (result == 'AND' || result == 'OR' || result == 'NOT') {
      return result + ' ';
    }
    else {
      if (addQuot) { xtra = '"'; } else { xtra = '';}
      if (isNot) {
        return  'NOT ' + xtra + result + xtra
            + ' NOT Description:' + xtra + result + xtra
            + ' NOT Use:' + xtra + result + xtra
            + ' NOT Title:' + xtra + result + xtra
            + ' ';
      }
      else {
        var joiner = "";
        if (useAnd && (prevTerm != 'AND'
                               && prevTerm != 'OR'
                               && prevTerm != 'NOT')) joiner = " AND ";
        return  joiner + '(' + xtra + result + xtra
            + ' OR Description:' + xtra + result + xtra
            + ' OR Use:' + xtra + result + xtra
            + ' OR Title:' + xtra + result + xtra
            + ' OR Keywords:' + xtra + result + xtra
            + ' OR _DocumentID:' + xtra + result + xtra              
            + ') ';
      }
    }
  }
  function updateDR(sel) {
    if (sel.selectedIndex == 0) {
      dateRestriction.style.visibility = 'hidden';
      dateRestriction.style.display = 'none';
    }
    else {
      dateRestriction.style.visibility = 'visible';
      dateRestriction.style.display = '';
    }
  }
  function getDate(pref) {
    var yrF = document.getElementById(pref+'Year');
    var mnF = document.getElementById(pref+'Month');
    var dyF = document.getElementById(pref+'Day');
    return yrF[yrF.selectedIndex].value +
           mnF[mnF.selectedIndex].value +
           dyF[dyF.selectedIndex].value;
  }
  function toggleSearchOptions() {
    sopts = document.getElementById('searchOptions');
    stog = document.getElementById('sotog');
    sdiv = document.getElementById('soDiv');
    if (sdiv.style.visibility == 'hidden') {
      stog.innerText = "hide";
      sdiv.style.display = '';
      sdiv.style.visibility = 'visible';
    }
    else {
      stog.innerText = "display";
      sdiv.style.display = 'none';
      sdiv.style.visibility = 'hidden';
    }
  }
  var prevGoogle = '';
  function toggleSearchLocation(val) {
    sdiv = document.getElementById('soDiv');
    if (val == 'google') {
      prevGoogle = sdiv.style.visibility;
      sdiv.style.display = 'none';
      sdiv.style.visibility = 'hidden';
    }
    else if (prevGoogle == 'hidden') {
      sdiv.style.display = 'none';
      sdiv.style.visibility = 'hidden';
    }
    else if (prevGoogle == 'visible' || prevGoogle == '') {
      sdiv.style.display = '';
      sdiv.style.visibility = 'visible';
    }
  }
  function toggleCBField(fn,cb,dpyMode) {
    box = document.getElementById(fn);
    if (dpyMode == 'side') {
      if (cb.checked) {
        box.style.display = '';
        box.style.visibility = 'visible';
      }
      else {
        box.style.display = 'none';
        box.style.visibility = 'hidden';
      }
    }
  }
  var radioBoxes = new Array();
  function registerRadioBox(name) {
    radioBoxes[radioBoxes.length] = name;
  }
  function toggleRadioBox(name, dpyMode, sf) {
    var box;
    var sfid = document.getElementById(sf);
    if (name == '') {
      box = null;
      sfid.useType[0].checked = true;
    } else {
      box = document.getElementById(name + 'Box');
      for (i=1; i<= radioBoxes.length; i++) {
        if (sfid.useType[i].value == name) {
          sfid.useType[i].checked = true;
        }
      }
    }
    if (dpyMode == 'side') {
      for (i=0; i < radioBoxes.length; i++) {
        tmpbox = document.getElementById(radioBoxes[i] + 'Box');
        if (tmpbox != box) {
          tmpbox.style.display = 'none';
          tmpbox.style.visibility = 'hidden';
        }
      }
      if (box != null) {
        box.style.display = '';
        box.style.visibility = 'visible';
      }
    }
  }
  function addList(name, field) {
    var selectedCount = 0;
    var len = field.options.length;
    var returnValue="";

    for (i = 0; i < len; i++)
      if (field.options[i].selected &&
          field.options[i].value != '')
        selectedCount++;

    if (selectedCount > 0) {
      var returnValue = ' AND (';
      selectedCount = 0;
      for (i = 0; i < len; i++) {
        if(field.options[i].selected) {
          if( selectedCount != 0 ) returnValue += ' OR ';
          returnValue += name + ':"'+ field.options[i].value + '" ';
          selectedCount++;
        }
      }
      returnValue += ')';
    }
    return returnValue;
  }
  function addCheckBox(name, frm, pfx){
  var selectedCount = 0;
  var len = frm.elements.length;
  var returnValue="";

  for (i = 0; i < len; i++){
    var isGroup = (pfx) ? frm.elements[i].name.indexOf(pfx):0;
    if (isGroup != -1 && frm.elements[i].checked){
      selectedCount++;
    }
  }

  if (selectedCount > 0) {
    var returnValue = ' AND (';
    selectedCount = 0;
    for (i = 0; i < len; i++) {
      if(frm.elements[i].checked) {
        if( selectedCount != 0 ) returnValue += ' OR ';
        returnValue += name + ':"'+ frm.elements[i].value + '" ';
        selectedCount++;
      }
    }
    returnValue += ')';
  }
  return returnValue;
}