function checkVals() { 
       if (document.all.pSearchvalue.value == '') {
          alert('You must enter a search keyword in order to perform a search.') 
   try { searchform.elements.pSearchvalue.focus(); } catch(e) { } 
          return false; 
       } 
       return true;
   } 
   function openFas(pBook, pPage) { 
     myWin = window.open("/pls/portal/url/page/AskAFIPDev/AskAFIP_Fascicle_Homepage/AskAFIP_Fascicle_Display?pAction=PAGE&pBook="+pBook+"&pPage="+pPage+"","mywin","left=20,top=20,width=700,height=600,toolbar=1,,resizable=1,scrollbars=1"); 
   }    
   function showTeaser() { 
      alert('You must be a subscriber to view this item. For more information, click the "Subscriptions" button on the main toolbar.'); 
   }
   function changeFolder(ctl) { 
      if (document.all.lstFolders.value != "-1") { 
            if (isItemSelected()==false) { document.all.btnAdd.disabled=true; } else {document.all.btnAdd.disabled=false; } 
      } 
      else { document.all.btnAdd.disabled=true; } 
   } 
   function checkCheckbox(ctl) { 
      if (document.all.lstFolders.value != "-1") {
         if (ctl.checked) { 
            document.all.btnAdd.disabled=false; 
         }
         else { 
            if (isItemSelected()==false) { document.all.btnAdd.disabled=true; } else {document.all.btnAdd.disabled=false; } 
         } 
      } 
     else { document.all.btnAdd.disabled=true; }
   }
  function isItemSelected() { 
    for (i=0; i < document.mainform.elements.length; i++) { 
       if (document.mainform.elements[i].name=="chkItem") { 
          if (document.mainform.elements[i].checked) { 
             return true 
          } 
       }
    }
    return false;
 } 

              // Validate search criteria selections for advanced search
            function checkEntries() {
               if (IsNumeric(document.all.pItemsPerPage.value) == false) {
                  alert('"Items Per Page" appears to contain a non-numeric entry. Please change your entry in this field, then try again.');
                  document.portletform.elements.pSearchkeyword.focus();
                  return false;
               }

               if (eval(document.all.pItemsPerPage.value) < 0) {
                 document.all.pItemsPerPage.value = 20;
               }

               if (document.portletform.elements.pSearchkeyword.value == ''   &&
                   document.portletform.elements.pSpecialty.selectedIndex == "" &&
                   document.portletform.elements.pDiseaseCat.selectedIndex == "" &&
                   document.portletform.elements.pDocCategory.selectedIndex == "")  {
                   alert("The keyword field cannot be left blank without filters. Please enter a search keyword or choose a filter, then try again.");
                       document.portletform.elements.pSearchkeyword.focus();
                   return false;
               }

               if( !document.portletform.pChkLib.checked && !document.portletform.pChkFas.checked && !document.portletform.pChkDCR.checked) {
                  alert( "You must select at least one repository" );
                  return false;
               }
               return true;
            }

                // Validate selection of library categories.
            function validateLibCats() {
               if (document.portletform.pChkLib.checked){
                   document.portletform.pDocCategory.disabled = false;
                       document.portletform.pDocCategory.style.background='WHITE';
               }
               else{
                   document.portletform.pDocCategory.disabled = true;
                       document.portletform.pDocCategory.style.background='#DCDCDC';
               }
            }


                // Validate DCR selections.
              function checkDCR() {
                   if (document.portletform.pChkDCR.checked) {
                    document.portletform.pSpecialty.disabled = false;
                     document.portletform.pSpecialty.style.background= 'WHITE';
                     document.portletform.pDiseaseCat.disabled = false;
                     document.portletform.pDiseaseCat.style.background= 'WHITE';
                     document.portletform.pTemplate.disabled = false;
                     document.portletform.pTemplate.style.background= 'WHITE';
                 }
                  else {
                      document.portletform.pSpecialty.disabled = true;
                      document.portletform.pSpecialty.style.background='#DCDCDC';
                      document.portletform.pDiseaseCat.disabled = true;
                      document.portletform.pDiseaseCat.style.background='#DCDCDC';
                      document.portletform.pTemplate.disabled = true;
                      document.portletform.pTemplate.style.background='#DCDCDC';
                  }
              }


    function checkSearchVals(){
        //alert(document.searchform.pSearchvalue.value);
        if (document.searchform.pSearchvalue.value =='Enter Search Term') {
           document.searchform.pSearchvalue.value = '';
        }
        //searchform.elements.pSearchvalue.focus();
    }

    function doSearch(){
        if (document.all.pSearchvalue.value == '') {
            alert('You must enter a search keyword in order to perform a search.');
        }
         document.searchform.pSearchkeyword.value=document.searchform.pSearchvalue.value;
         document.searchform.submit();

    }
    function search() {;
         document.searchform.elements.pSearchkeyword.value=document.all.pSearchvalue.value;
         document.searchform.submit()
      }

   // Javascript prompt to get saved folder name from search code.
    function promptNewFolder() {
      var reply = prompt("Please enter the new folder name:", "")
        if (reply != null && reply != '') {
          document.mainform.elements.pFolderName.value=reply;
          document.mainform.elements.pAction.value='CREATEITEMFOLDER';
          document.mainform.submit();
        } else {
           return;
        }
    }

    // Prompt for name of saved search.
    function promptSaveSearch() {
      var reply = prompt("Please enter a name for this search:", "")
        if (reply != null && reply != '') {
          document.mainform.elements.pSearchName.value=reply;
          if (document.mainform.elements.pSearchName.value.length > 75) {
             alert('The search name may not exceed 75 characters.  Please try again.')
             promptSaveSearch();
          }
          else {
           document.mainform.elements.pAction.value='SAVESEARCH';
           document.mainform.submit();
          }
        } else {
           return;
        }
    }


function openSurvey() { 
  window.open("http://FreeOnlineSurveys.com/rendersurvey.asp?id=125737")
} 
//This function checks to see if users browser has cookies enabled

function cookie_enabled() {
  var is_enabled = false;
  if (typeof document.cookie == "string"){
    if (document.cookie.length==0) {
      document.cookie = "test";
      is_enabled = document.cookie == "test";
      document.cookie = " ";
    }
    else {
      is_enabled = true;
    }
  }
  return is_enabled;
}

function OpenWin(jurl) {
   openLink(jurl);
}

function openWin(jurl) {;
    w=690;
     h=550;
    window.open(jurl,"awindow","width="+w+",height="+h+",toolbar=no,menubar=no,scrollbars=yes,resizable=yes,location=no,directories=no,status=no");
}

//this function will open a new window displaying the page whose url is passed in
function openLink(jurl){

  if(navigator.javaEnabled()==true){


     if (self.innerHeight) // all except Explorer
    {
        w = self.innerWidth;
        h = self.innerHeight;
    }
    else if (document.documentElement && document.documentElement.clientHeight)
        // Explorer 6 Strict Mode
    {
        w = document.documentElement.clientWidth;
        h = document.documentElement.clientHeight;
    }
    else if (document.body) // other Explorers
    {
        w = document.body.clientWidth;
        h = document.body.clientHeight;
    }

     h= h *.85;
    w= w *.85;

  }
  else {
    w= 600;
    h= 450;
  }

  window.open(jurl,"somewindowname","width="+h+",height="+w+",toolbar=no,menubar=no,scrollbars=yes,resizable=yes,location=no,directories=no,status=no");

}

//used to add commas to dollar ammount fields
function addCommas(nStr) {
  nStr += '';
  x = nStr.split(".");
  x1 = x[0];
  x2 = x.length > 1 ? "." + x[1] : '';
  var rgx = /(\d+)(\d{3})/;
  while (rgx.test(x1)) {
    x1 = x1.replace(rgx, "$1" + "," + "$2");
  }
  return x1 + x2;
}

//this function will truncate any characters beyon the length specified in the jlength param
//it is called mainly to ensure that data entered in a text area from input will fit in a column in the database
function Trim(jfield,jlength) {
  var maxchars = jlength; // Change number to maximum characters.
  if (jfield.value.length > maxchars) {
    var jdif=jfield.value.length-maxchars;
    alert("The maximum length of an entry into this field is "+maxchars+" characters.  You entered "+jfield.value.length +" so "+jdif+" characters have been removed.");
    jfield.value = jfield.value.substring(0,maxchars-10);
  }
}
//this function will open a new window pointing to a page for a user to select from a list of all users
function selUsers(pReturnControl, pMultiSelect, pReturnFunc) {
  var vURL;
  vURL = "/pls/askafip/pc_user_select?pReturnElemName="+pReturnControl.name+"&pUserStr="+pReturnControl.value+"&pMultiSelect="+pMultiSelect+"&pReturnFunc="+pReturnFunc;
  win = window.open(vURL,"userselwin","left=20,top=20,width=300,height=500,left=400,toolbar=1,resizable=0,toolbar=0")
}

var j_SaveNeeded = false;
//this function simply clears the from of any new or edited info
  function cancelChanges () {
    document.mainform.reset();
    j_saveNeeded = false;
  }

//this function simply submits the navform which is used primarly for navigation via the menu bar and pg_askafip_home
//the main mvc package for the application
function menuPost(option) {
  if( cookie_enabled() ){
    document.navform.elements.pAction.value=option;
    document.navform.submit();
  }
  else{
    alert( "Your browser is not accepting Cookies.  To use this website, your browser must accept cookies" );
  }
}

//used for navigation through the registration or profile screens
function UserControlPost(option) {
  document.usercontrolform.elements.pAction.value=option;
  document.usercontrolform.submit();
}

//used for navigation within a certain portlet
function portletPost(option) {
  document.portletform.elements.pAction.value=option;
  document.portletform.submit();
}

//this function simply submits the mainform which is used primarly for navigation within and between portlets and pg_askafip_home
//the main mvc package for the application
function mainformPost(option) {
  document.mainform.elements.pAction.value=option;
  document.mainform.submit();
}

//opens a selected document from search in a new window
function openDoc(pContentItemID) {
  thiswin = window.open(URLencode('docs/'+pContentItemID));
}

//encodes a text string to be used as a url ie spaces are replacye with placeholder chars
function URLencode(sStr) {
  return escape(sStr).replace(/\+/g, '%2C').replace(/\"/g,'%22').replace(/\'/g, '%27');
}

//returnss the value that was encoded using URLencode
function URLDecode(sStr) {
  var HEXCHARS = "0123456789ABCDEFabcdef";
  var encoded = sStr;
  var plaintext = "";
  var i = 0;
  while (i < encoded.length) {
    var ch = encoded.charAt(i);
    if (ch == "+") {
     plaintext += " ";
     i++;
    } else if (ch == "%") {
      if (i < (encoded.length-2)
         && HEXCHARS.indexOf(encoded.charAt(i+1)) != -1
         && HEXCHARS.indexOf(encoded.charAt(i+2)) != -1 ) {
         plaintext += unescape( encoded.substr(i,3) );
         i += 3;
      } else {
           plaintext += "%[ERROR]";
           i++;
      }
    } else {
        plaintext += ch;
        i++;
    }
  } // while
  return plaintext;
};

//return true if all chars are numbers or a . or -
function IsNumeric(sText) {
  var ValidChars = "0123456789.-";
  var IsNumber=true;
  var Char;

  for (i = 0; i < sText.length && IsNumber == true; i++) {
    Char = sText.charAt(i);
    if (ValidChars.indexOf(Char) == -1){
      IsNumber = false;
    }
  }
  return IsNumber;
}

//return true if all chars ar text ie not numbers
function IsAlpha(sText) {
  var ValidChars = "abcdefghijklmnopqrstuvwxyz!@#$%&()-?.,;;";
  var IsAlpha=true;
  var Char;
  for (i = 0; i < sText.length && IsAlpha == true; i++)     {
    Char = sText.charAt(i);
    if (ValidChars.indexOf(Char) == -1)       {
      IsAlpha = false;
    }
  }
  return IsAlpha;
}

//return true if the value contains at least one number character
function ContainsNumber(sText) {
  var ValidChars = "0123456789";
  var ContainsNum=false;
  var Char;
  for (i = 0; i < sText.length && ContainsNum != true; i++) {
    Char = sText.charAt(i);
    if (ValidChars.indexOf(Char) != -1) {
      ContainsNum = true;
    }
  }
  return ContainsNum;
}

//return true if sText contains a special  character
function ContainsSpecial(sText) {
  var ValidChars = "!@#$%^&*()";
  var ContainsSpec=false;
  var Char;
  for (i = 0; i < sText.length && ContainsSpec != true; i++) {
    Char = sText.charAt(i);
    if (ValidChars.indexOf(Char) != -1) {
      ContainsSpec = true;
    }
  }
  return ContainsSpec;
}

//this function is called in the onBlur triggers of any field we want to remove whitespace from
//in the future we may add extra validations to this function
function doBlur(me, maxlen) {
  remove_XS_whitespace(me)
}

//this function is called in the onBlur triggers of any field we want to remove whitespace from
function remove_XS_whitespace(item)  {
  var tmp = "";
  var item_length = item.value.length;
  var item_length_minus_1 = item.value.length - 1;
  for (index = 0; index < item_length; index++) {
    if (item.value.charAt(index) != ' ') {
      tmp += item.value.charAt(index);
    }
    else {
      if (tmp.length > 0) {
        if (item.value.charAt(index+1) != ' ' & index != item_length_minus_1) {
          tmp += item.value.charAt(index);
        }
      }
    }
  }
  item.value = tmp;
}


//return true if email a contains an @ and doesnot contain certain other chars and has a . after the @


function validEmail(email) {
  var altInvalidChars = '()<>@,;:\".[]';
  invalidChars = " /:,:"
  if(email == "") {
   return false
  }
  for (i=0; i<invalidChars.length; i++) {
    badChar = invalidChars.charAt(i)
    if (email.indexOf(badChar,0) > -1) {
      return false
    }
  }
  atPos = email.indexOf("@", 1)
  if (atPos == -1) {
   return false
  }
  if (email.indexOf("@",atPos+1) > -1) {
   return false
  }
  periodPos = email.indexOf(".",atPos)
  if (periodPos == -1) {
    return false
  }
  if (periodPos+3 > email.length) {
    return false
  }
  return true
 }

//return true if url seems valid
function ValidateUrl(url) {
  var is_http = url.indexOf("http://");
  var is_https = url.indexOf("https://");
  var is_ftp = url.indexOf("ftp://");
  var is_dot = url.indexOf(".");
  if (is_dot!=-1) {
    if ((is_http==-1) &&
       (is_https==-1) &&
       (is_ftp==-1)) {
       return false;
     } else {
       return true;
     }
  }
 }

 // SSL enabled checker
  function isSSLEnabled() {
     return true;
 }

function replaceText(el, text) {
  if (el != null) {
    clearText(el);
    var newNode = document.createTextNode(text);
    el.appendChild(newNode);
  }
}
function clearText(el) {
  if (el != null) {
    if (el.childNodes) {
      for (var i = 0; i < el.childNodes.length; i++) {
        var childNode = el.childNodes[i];
        el.removeChild(childNode);
      }
    }
  }
}

function getText(el) {
  var text = "";
  if (el != null) {
    if (el.childNodes) {
      for (var i = 0; i < el.childNodes.length; i++) {
        var childNode = el.childNodes[i];
        if (childNode.nodeValue != null) {
          text = text + childNode.nodeValue;
        }
      }
    }
  }
  return text;
}

 function makeRequest(url) {

       if (window.XMLHttpRequest) { // Mozilla, Safari,...
           http_request = new XMLHttpRequest();
       } else if (window.ActiveXObject) { // IE
           http_request = new ActiveXObject("Microsoft.XMLHTTP");
       }
       http_request.onreadystatechange = alertContents;
       http_request.open('GET', url, true);
       http_request.send(null);

   }



// pass the element ID and error message to display alert then focus on element
function displayElementErrMsg(pElemId, pMsg) {
  var thisObj = document.getElementById(pElemId);
  alert( pMsg );
  thisObj.selected;
  thisObj.focus();
}


// return true if something entered
function requiredEntryTest(val){
  if(val==null||val.length==0||val==""){return false;}
  return true;
}


// return true if val >= minVal
function minValueTest(val, minVal){
  if(eval(val - minVal)<0){return false;}
  return true;
}


// return true if val <= maxVal
function maxValueTest(val, maxVal){
  if(eval(val - maxVal)>0){return false;}
  return true;
}



function numberTest(val){
  if(val==null){return true;}
  if (val.length==0){return true;}
  var retValid=true;
  var DecimalFound = false;
  for (i = 0; i < val.length; i++) {
    var ch = val.charAt(i);
    if (i == 0 && (ch == "+" || ch == "-")) {  // allow PLUS or MINUS as first character
      continue;
    }
    if (ch == "." && !DecimalFound) { // allow single decimal
      DecimalFound = true;
      continue;
    }
    if (ch < "0" || ch > "9") {
      retValid=false;
      break;
    }
  }
  return retValid;
}



function headerTest(val){
  var msg="";
  if(!requiredEntryTest(val)){return msg;} //nothing to test
  var retValid=true;
  var DecimalFound = false;
  for (i = 0; i < val.length; i++) {
    var ch = val.charAt(i);
    if (i == 0 && ch == "." ) {
      msg="First character cannot be decimal.";
      break;
    }
    if (ch == ".") { //
      if (DecimalFound){
          msg="Consecutive decimals not allowed.";
          break;
      }
      else {
        DecimalFound=true;
        continue;
      }
    }
    else if (ch < "0" || ch > "9") {
      msg="Invalid character.";
      break;
    }
    else {
      DecimalFound=false;
    }
  }
  return msg;
}



// maximum number of digits allowed to the right of the decimal
function numberDecimalTest(val, dec){
  var len=val.length;
  var pos=val.indexOf(".")+1;
  if (pos==0){return true;} // no decimal means nothing to test
  if (dec==0 && pos!=-1){return false;} // no decimal allowed

  if ((len-pos)> dec){
    return false;  // too many decimal
  }
  return true;
}


// Test for integer
function integerTest(val){
  return numberDecimalTest(val, 0);
}