diff --git a/content/multipledataset.html b/content/multipledataset.html
index c29256d4..0b9ca9f8 100644
--- a/content/multipledataset.html
+++ b/content/multipledataset.html
@@ -21,6 +21,7 @@ draft: false
   type="text/javascript"></script>
 <script src="/js/DOICache.js"></script>
 <script src="/js/nestedCheckbox.js"></script>
+<script src="/js/selectSelectAll.js"></script>
 <script src="https://unpkg.com/simple-statistics@7.0.2/dist/simple-statistics.min.js"></script>
 <script>
   window.onload = async () => {
@@ -63,25 +64,15 @@ draft: false
     delete (cbextl)
     delete (allc)
     window.doiCache = new DOICache()
+    await loadFiles()
   }
   async function loadFiles() {
     processingIndicator.isActive = true
     var chks = []
-    var chks = $("#form_datFiles > ul > ul > li >input[type=checkbox]:checked")
-    var proms = Array.from(chks).map((c) => {
-      switch (c.value) {
-        case "abs":
-          return getAbsFilesName().map((f) => AbsDataFile.loadAsync(f));
-          break;
-        case "fluo":
-          return getFluoFilesName().map((f) => FluoDataFile.loadAsync(f));
-          break;
-        default:
-          return []
-          break;
-      }
-    })
-    window.dats = []
+    proms = []
+    proms.push(getAbsFilesName().map((f) => VertDataFile.loadAsync(f, VertExcitationKinds.Absorbtion)));
+    proms.push(getFluoFilesName().map((f) => VertDataFile.loadAsync(f, VertExcitationKinds.Fluorescence)))
+    window.defaultDats = []
     for (const subproms of proms) {
       var sub = await Promise.all(subproms)
       for (mol of uniq(sub.map(d => d.molecule))) {
@@ -91,34 +82,21 @@ draft: false
           dat.CopyExcitationsTypeFrom(TBE)
         }
       }
-      window.dats = window.dats.concat(sub)
+      window.defaultDats = window.defaultDats.concat(sub)
     }
     processingIndicator.isActive = false
-    reloadFileSelector()
     await reloadSelect()
   }
-  function reloadFileSelector() {
-    $("#customFiles_input").attr("value", "").attr("disabled", false)
-  }
 
   async function reloadSelect() {
-    processingIndicator.isActive = true
-    radioval = $('#form_dat > fieldset > input[name=datatype]:checked').val();
-    const files = $("#customFiles_input")[0].files
-    for (file of [...files]) {
-      switch (radioval) {
-        case "abs":
-          var dat = await AbsDataFile.loadAsync(file)
+    window.dats = window.defaultDats;
+    const kinds=new Map([["file_abs", VertExcitationKinds.Absorbtion], ["file_fluo", VertExcitationKinds.Fluorescence]])
+    for (const el of $('#form_dat > fieldset > div > input[type="file"')) {
+      if (kinds.has(el.name)) {
+        for (const f of el.files) {
+          const dat=await VertDataFile.loadAsync(f, kinds.get(this.name))
           window.dats.push(dat)
-          break;
-        case "fluo":
-          dat = await FluoDataFile.loadAsync(file)
-          window.dats.push(dat)
-          break;
-        case "ZPE":
-          dat = await ZPEDataFile.loadAsync(file)
-          window.dats.push(dat)
-          break;
+        }
       }
     }
     $('#form_dat > fieldset > div > select,#sel_ref').each(function () {
@@ -150,7 +128,6 @@ draft: false
     })
     $('#form_dat > input[type="submit"').prop('disabled', false);
     processingIndicator.isActive = false
-    await reloadContent()
   }
   async function reloadStat() {
     processingIndicator.isActive = true
@@ -165,9 +142,9 @@ draft: false
         sdatdic.set(key, new Map())
       }
       for (const exc of d.excitations) {
-        const key2 = JSON.stringify([d.molecule, exc.initial, exc.final])
+        const key2 = JSON.stringify([d.molecule, exc.initial, exc.final, exc.cVertExcitationKind])
         const keydic = sdatdic.get(key)
-        if ((!exc.isUnsafe || window.filterParams[0]) && ((exc.type & window.filterParams[1]) !== 0)) {
+        if ((!exc.isUnsafe || window.filterParams[0]) && ((exc.type & window.filterParams[1]) !== 0) && ((exc.VertExcitationKind & window.filterParams[2]) !== 0)) {
           if (!(keydic.has(key2))) {
             keydic.set(key2, [])
           }
@@ -259,7 +236,7 @@ draft: false
     processingIndicator.isActive = false
   }
   async function reloadContent() {
-    window.filterParams = [$("#cb_unsafe").prop("checked"), Array.from(Array.from($("#cb_exTypeList>li>input[type=checkbox]:checked")).map(el => parseInt(el.value))).reduce((pv, cv) => pv + cv, 0)]
+    window.filterParams = [$("#cb_unsafe").prop("checked"), Array.from(Array.from($("#cb_exTypeList>li>input[type=checkbox]:checked")).map(el => parseInt(el.value))).reduce((pv, cv) => pv + cv, 0), Array.from(Array.from($("#cb_exVertKindList>li>input[type=checkbox]:checked")).map(el => parseInt(el.value))).reduce((pv, cv) => pv + cv, 0)]
     doiCache.clear()
     processingIndicator.isActive = true
     const LatexInline = ['\\(', '\\)']
@@ -349,8 +326,8 @@ draft: false
           const key3 = JSON.stringify(dat.method)
           for (const ex of dat.excitations) {
             Reflect.setPrototypeOf(ex.type, excitationType.prototype)
-            if ((window.filterParams[1] & ex.type) !== 0) {
-              const key2 = JSON.stringify([ex.initial, ex.final, ex.type])
+            if (((window.filterParams[1] & ex.type) !== 0) && ((window.filterParams[2] & ex.VertExcitationKind) !== 0)) {
+              const key2 = JSON.stringify([ex.initial, ex.final, ex.type, ex.VertExcitationKind])
               if (!datadic.get(key1).has(key2)) {
                 datadic.get(key1).set(key2, new Map())
               }
@@ -365,6 +342,7 @@ draft: false
             Reflect.setPrototypeOf(ex[0], state.prototype)
             Reflect.setPrototypeOf(ex[1], state.prototype)
             Reflect.setPrototypeOf(ex[2], excitationType.prototype)
+            Reflect.setPrototypeOf(ex[3], VertExcitationKind.prototype)
             var tr = $("<tr/>")
             var tdmol = $("<td/>")
             if (printmol) {
@@ -372,7 +350,11 @@ draft: false
               printmol = false
             }
             tr.append(tdmol)
-            $("<td/>").text(String.raw`${LatexInline[0]}${ex[0].toLaTeX()} \rightarrow ${ex[1].toLaTeX()} (${ex[2].LaTeX}) ${LatexInline[1]}`).appendTo(tr)
+            var Vertkindtext = ""
+            if (ex[3].Value == VertExcitationKinds.Fluorescence.Value) {
+              Vertkindtext = String.raw`[${VertExcitationKinds.Fluorescence.LaTeX}]`
+            }
+            $("<td/>").text(String.raw`${LatexInline[0]}${ex[0].toLaTeX()} \rightarrow ${ex[1].toLaTeX()} ${Vertkindtext}(${ex[2].LaTeX}) ${LatexInline[1]}`).appendTo(tr)
             var entries = Array.from(exdat.entries())
             for (const method of sortedMethods) {
               td = $("<td/>").addClass("NumberCell")
@@ -436,51 +418,59 @@ draft: false
     <li>Now you can see the list of selected data and some statistics about these data</li>
   </ol>
 </p>
-<form id="form_datFiles" action="javascript:loadFiles()" method="post">
-  <legend>Data type</legend>
-  <ul class="nestedCbList" style="padding-left: 0em;">
-    <li>
-      <input type="checkbox" onchange="nestedCheckbox_change(event)" id="cb_fileType_All"></input>
-      <label for="cb_fileType_All"> All</label>
-    </li>
-    <ul class="nestedCbList">
-      <li>
-        <input type="checkbox" onchange="nestedCheckbox_change(event)" id="cb_abs" value="abs" name="datatype">
-        <label for="cb_abs">Absorption</label>
-      </li>
-      <li>
-        <input type="checkbox" onchange="nestedCheckbox_change(event)" id="cb_fluo" value="fluo" name="datatype">
-        <label for="fluo">Fluorescence</label>
-    </ul>
-    </li>
-    <input type="submit" value="Load files" />
-</form>
 <form id="form_dat" action="javascript:submitdat()" method="post">
   <fieldset>
+    <legend>Import custom files</legend>
     <div>
-      <label for="customFiles_input">Add custom data file</label>
-      <input type="file" multiple onchange="reloadSelect()" id="customFiles_input" disabled=true></input>
+      <label for="absFiles_input">Add custom absorption data files</label>
+      <input type="file" multiple onchange="reloadSelect()" id="absFiles_input" name="file_abs"></input>
+    </div>
+    <div>
+      <label for="fluoFiles_input">Add custom fluorescence data files</label>
+      <input type="file" multiple onchange="reloadSelect()" id="fluoFiles_input" name="file_fluo"></input>
     </div>
   </fieldset>
   <fieldset class="table">
     <div style="display: inline-block;">
-      <label for="DOI_select">Set</label>
+      <label for="DOI_select">Sets</label>
+      <button class="SelectAll" onclick="selectSelectAll_click(event)">Select all</button>
       <select multiple id="DOI_select" name="DOI"></select>
     </div>
     <div style="display:inline-block">
-      <label for="mol_select">Molecule</label>
+      <label for="mol_select">Molecules</label>
+      <button class="SelectAll" onclick="selectSelectAll_click(event)">Select all</button>
       <select multiple id="mol_select" name="molecule"></select>
     </div>
     <br />
     <div style="display: inline-block;">
-      <label for="method_select">Method</label>
+      <label for="method_select">Methods</label>
+      <button class="SelectAll" onclick="selectSelectAll_click(event)">Select all</button>
       <select multiple id="method_select" name="method"></select>
     </div>
     <div style="display: inline-block;">
-      <label for="basis_select">Basis</label>
+      <label for="basis_select">Basis sets</label>
+      <button class="SelectAll" onclick="selectSelectAll_click(event)">Select all</button>
       <select multiple id="basis_select" name="basis"></select>
     </div>
   </fieldset>
+  <fieldset>
+    <legend>Vertical excitation kind</legend>
+    <ul class="nestedCbList" style="padding-left: 0em;">
+      <li>
+        <input type="checkbox" onchange="nestedCheckbox_change(event)" id="cb_fileType_All"></input>
+        <label for="cb_fileType_All"> All</label>
+      </li>
+      <ul class="nestedCbList" id="cb_exVertKindList">
+        <li>
+          <input type="checkbox" onchange="nestedCheckbox_change(event)" id="cb_abs" value="1" name="datatype">
+          <label for="cb_abs">Absorption</label>
+        </li>
+        <li>
+          <input type="checkbox" onchange="nestedCheckbox_change(event)" id="cb_fluo" value="2" name="datatype">
+          <label for="fluo">Fluorescence</label>
+      </ul>
+      </li>
+  </fieldset>
   <fieldset id="excitationFilter">
     <legend>Filters</legend>
     <ul class="nestedCbList" style="padding-left: 0em;">
diff --git a/static/css/form.css b/static/css/form.css
index 75f16c73..f6d06b32 100644
--- a/static/css/form.css
+++ b/static/css/form.css
@@ -5,6 +5,9 @@ ul.nestedCbList {
   list-style-type: none;
   padding-left: 1em;
 }
+form button.SelectAll {
+  display: block;
+}
 form label{
   padding-left: 5px;
   padding-right: 5px;
diff --git a/static/js/data.js b/static/js/data.js
index 740d49e3..1fcc93ff 100644
--- a/static/js/data.js
+++ b/static/js/data.js
@@ -1,12 +1,12 @@
 class excitationTypes {
-  static get VALENCE() { return new excitationType(1, String.raw`\mathrm{V}`) }
-  static get RYDBERG() { return new excitationType(1 << 1, String.raw`\mathrm{R}`) }
-  static get PiPis() { return new excitationType(1 << 2, String.raw`\pi \rightarrow \pi^\star`) }
-  static get nPis() { return new excitationType(1 << 3, String.raw`n \rightarrow \pi^\star`) }
-  static get Single() { return new excitationType(1 << 4, "S") }
-  static get Double() { return new excitationType(1 << 5, "D") }
-  static get Singlet() { return new excitationType(1 << 6, "1") }
-  static get Triplet() { return new excitationType(1 << 7, "3") }
+  static get VALENCE() { return new excitationType(1<< 1, String.raw`\mathrm{V}`) }
+  static get RYDBERG() { return new excitationType(1 << 2, String.raw`\mathrm{R}`) }
+  static get PiPis() { return new excitationType(1 << 3, String.raw`\pi \rightarrow \pi^\star`) }
+  static get nPis() { return new excitationType(1 << 4, String.raw`n \rightarrow \pi^\star`) }
+  static get Single() { return new excitationType(1 << 5, "S") }
+  static get Double() { return new excitationType(1 << 6, "D") }
+  static get Singlet() { return new excitationType(1 << 7, "1") }
+  static get Triplet() { return new excitationType(1 << 8, "3") }
   // Max bit shifts is 31 because int are int32 So 1 << 31 are -2147483648
   static get Others() { return new excitationType(1 << 31, String.raw`\mathrm{Others}`) }
   static get All() {
@@ -25,7 +25,8 @@ class excitationTypes {
     return this.All().filter((x) => { value & x[1] })
   }
 }
-class excitationType {
+
+class LaTeXDescribedValueBase {
   constructor(value, laTeX) {
     this.Value = value;
     this.LaTeX = laTeX
@@ -34,6 +35,12 @@ class excitationType {
     return this.Value;
   }
 }
+
+class excitationType extends LaTeXDescribedValueBase{
+}
+class VertExcitationKind extends LaTeXDescribedValueBase{
+
+}
 class code {
   constructor(name, version) {
     this.name = name;
@@ -207,6 +214,10 @@ class dataFileBase {
     this.DOI = null
     this.sourceFile = null
   }
+  static _GetMetaRexEx() {
+    //metadata RegExp (start with #; maybe somme spaces; : ; maybe somme space; datas)
+    return /^#\s*([A-Za-z_]+)\s*:\s*(.*)$/;
+  }
   CopyExcitationsTypeFrom(data) {
     for (const ex of this.excitations) {
       const ex2=data.excitations.find((e)=>{
@@ -217,7 +228,7 @@ class dataFileBase {
       }
     }
   }
-  static async loadAsync(file) {
+  static async loadAsync(file,kind=undefined) {
     switch (trueTypeOf(file)) {
       case String.name:
         file = getFullDataPath(file)
@@ -227,68 +238,67 @@ class dataFileBase {
         var str = await getTextFromUploadedFileAsync(file)
         break
     }
-    var dat = this.loadString(str);
+    var dat = this.loadString(str,kind);
     dat.sourceFile = new websiteFile(file)
     return dat
   }
-  static readmetaPair(key, value, dat) {
+  _OnReadMetaPair(key, value) {
     switch (key) {
       case "molecule":
-        dat.molecule = value
+        this.molecule = value
         break;
       case "comment":
-        dat.comment = value
+        this.comment = value
         break;
       case "code":
-        dat.code = code.fromString(value)
+        this.code = code.fromString(value)
         break;
       case "method":
-        dat.method = method.fromString(value)
+        this.method = method.fromString(value)
         break;
       case "doi":
-        dat.DOI = DOI.fromString(value);
+        this.DOI = DOI.fromString(value);
         break;
       default:
     }
   }
-  static loadString(text) {
-    // for each line with metadata
-    var ismetaArea = true;
-    //metadata RegExp (start with #; maybe somme spaces; : ; maybe somme space; datas)
-    var meta = /^#\s*([A-Za-z_]+)\s*:\s*(.*)$/;
-    var classname = this.name
-    var dat = eval(String.raw`new ${this.name}()`)
-    function readmeta(line) {
-      // get key value
-      var match = line.match(meta)
-      // normalize key to lower
-      var key = match[1].toLowerCase()
-      //if data has value
-      if (match.length == 3 && match[2]) {
-        var val = match[2]
-        eval(String.raw`${classname}.readmetaPair(key,val,dat)`)
+  _OnReadRow(line) {
+    var vals = line.match(/\([^\)]+\)|\S+/g)
+    var start = new state(parseInt(vals[0], 10), parseInt(vals[1], 10), vals[2]);
+    var end = new state(parseInt(vals[3], 10), parseInt(vals[4],10), vals[5]);
+    var hasType = vals.length >= 7 && isNaN(vals[6])
+    var type = ((vals.length >= 7 && hasType) ? vals[6] : null)
+    if (type) {
+      const m = type.match(/^\(([^\)]*)\)$/)
+      if (m) {
+        type = m[1]
       }
     }
-    function readrow(line) {
-      var vals = line.match(/\([^\)]+\)|\S+/g)
-      var start = new state(parseInt(vals[0], 10), parseInt(vals[1], 10), vals[2]);
-      var end = new state(parseInt(vals[3], 10), parseInt(vals[4],10), vals[5]);
-      var hasType = vals.length >= 7 && isNaN(vals[6])
-      var type = ((vals.length >= 7 && hasType) ? vals[6] : null)
-      if (type) {
-        const m = type.match(/^\(([^\)]*)\)$/)
-        if (m) {
-          type = m[1]
-        }
-      }
-      var val = ((vals.length >= 7 + hasType) ? parseFloat(vals[6 + hasType], 10) : NaN)
-      var oscilatorForces = ((vals.length >= 8 + hasType) ? parseFloat(vals[7 + hasType], 10) : NaN)
-      var T1 = ((vals.length >= 9 + hasType) ? parseFloat(vals[8 + hasType], 10) : NaN)
-      var isUnsafe = ((vals.length >= 10 + hasType) ? vals[9 + hasType] === true.toString() : false)
-      var ex = new excitationValue(start, end, type, val, oscilatorForces, T1, isUnsafe);
-      dat.excitations.push(ex);
-    };
-
+    var val = ((vals.length >= 7 + hasType) ? parseFloat(vals[6 + hasType], 10) : NaN)
+    var oscilatorForces = ((vals.length >= 8 + hasType) ? parseFloat(vals[7 + hasType], 10) : NaN)
+    var T1 = ((vals.length >= 9 + hasType) ? parseFloat(vals[8 + hasType], 10) : NaN)
+    var isUnsafe = ((vals.length >= 10 + hasType) ? vals[9 + hasType] === true.toString() : false)
+    var ex = new excitationValue(start, end, type, val, oscilatorForces, T1, isUnsafe);
+    if (this.VertExcitationKind) {
+      ex.VertExcitationKind=this.VertExcitationKind
+    }
+    return ex;
+  };
+  _OnReadMeta(line) {
+    // get key value
+    var match = line.match(dataFileBase._GetMetaRexEx())
+    // normalize key to lower
+    var key = match[1].toLowerCase()
+    //if data has value
+    if (match.length == 3 && match[2]) {
+      var val = match[2]
+      this._OnReadMetaPair(key,val)
+    }
+  }
+  static loadString(text,kind=null) {
+    // for each line with metadata
+    var ismetaArea = true;
+    var dat = new VertDataFile()
     for (var line of text.split("\n")) {
       //if it's not empty line
       line = line.trim();
@@ -296,61 +306,43 @@ class dataFileBase {
         //if # may be metadata or comment
         if (line.charAt(0) == "#") {
           //if it's metadata
-          if (ismetaArea && meta.test(line)) {
-            readmeta(line);
+          if (ismetaArea && dataFileBase._GetMetaRexEx().test(line)) {
+            dat._OnReadMeta(line);
           }
         } else { //else its row
           ismetaArea = false;
-          readrow(line);
+          dat.excitations.push(dat._OnReadRow(line,kind));
         }
       }
     }
     return dat
   }
 }
-
-class oneStateDataFileBase extends dataFileBase {
-  constructor() {
+class VertExcitationKinds{
+  static get Absorbtion() {return new VertExcitationKind(1, String.raw`\mathrm{A}`)}
+  static get Fluorescence() {return new VertExcitationKind(1<<1, String.raw`\mathrm{F}`)}  
+}
+class VertDataFile extends dataFileBase {
+  constructor(VertExcitationKind) {
     super()
+    this.VertExcitationKind=VertExcitationKind
     this.geometry = null
   }
-  static readmetaPair(key, value, dat) {
+   _OnReadMetaPair(key, value) {
     if (key == "geom") {
-      dat.geometry = method.fromString(value)
+      this.geometry = method.fromString(value)
     }
     else {
-      dataFileBase.readmetaPair(key, value, dat)
+      super._OnReadMetaPair(key, value)
     }
   }
-}
-class AbsDataFile extends oneStateDataFileBase {
-
-}
-class FluoDataFile extends oneStateDataFileBase {
-
-}
-class twoStateDataFileBase extends dataFileBase {
-  constructor() {
-    super()
-    this.GS = null
-    this.ES = null
-  }
-  static readmetaPair(key, value, dat) {
-    switch (key) {
-      case "gs":
-        dat.GS = method.fromString(value)
-        break;
-      case "es":
-        dat.ES = method.fromString(value)
-        break;
-      default:
-        dataFileBase.readmetaPair(key, value, dat)
-    }
+  _OnReadRow(line,kind) {
+    var ex=super._OnReadRow(line)
+    ex.VertExcitationKind=kind
+    return ex
   }
 }
-class ZPEDataFile extends twoStateDataFileBase {
 
-}
 class CombinedData {
   constructor() {
     this.Abs = null
diff --git a/static/js/selectSelectAll.js b/static/js/selectSelectAll.js
new file mode 100644
index 00000000..e1c1689b
--- /dev/null
+++ b/static/js/selectSelectAll.js
@@ -0,0 +1,8 @@
+function selectSelectAll_click(e) {
+  ctrl=$(e.target).next()
+  if (ctrl.prop('type') == 'select-multiple' ) {
+    ctrl.find("option").each(function() {
+      $(this).attr('selected', 'selected');
+      });
+  }
+}
\ No newline at end of file