diff --git a/dist/css/brutusin-json-forms.css b/dist/css/brutusin-json-forms.css
index 5b27251..86a5a2a 100644
--- a/dist/css/brutusin-json-forms.css
+++ b/dist/css/brutusin-json-forms.css
@@ -1,112 +1,112 @@
-/*
- * Copyright 2015 brutusin.org
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * 
- * @author Ignacio del Valle Alles idelvall@brutusin.org
- */
-.add-pattern-div{
-    margin-top: 6px;
-}
-.loading-layer{
-    position: absolute;
-    top:0px;
-    left:0px;
-    z-index : 10;
-    width: 100%;
-    height: 100%;
-    opacity: 0.7;
-    background-color: white;
-}
-.loading-icon{
-    position: absolute;
-    top:14px;
-    left:50%;
-    z-index : 11;
-}
-.loading-icon-select{
-    position: absolute;
-    top:14px;
-    left:50%;
-    z-index : 11;
-}
-.loading-icon-checkbox{
-    position: absolute;
-    top:7px;
-    left:3px;
-    z-index : 11;
-}
-.glyphicon-refresh-animate {
-    animation: spin .7s infinite linear;
-    -webkit-animation: spin2 .7s infinite linear;
-}
-
-@-webkit-keyframes spin2 {
-    from { -webkit-transform: rotate(0deg);}
-    to { -webkit-transform: rotate(360deg);}
-}
-
-@keyframes spin {
-    from { transform: scale(1) rotate(0deg);}
-    to { transform: scale(1) rotate(360deg);}
-}
-form.brutusin-form table, form.brutusin-form input, form.brutusin-form select, form.brutusin-form textarea{
-    width: 100% !important;
-    min-width: 80px;
-}
-form.brutusin-form input[type=checkbox]{
-    width: auto !important;
-    min-width: auto !important;
-}
-form.brutusin-form  textarea{
-    height: 8em;
-}
-form.brutusin-form table table{
-    border-left:  solid 1px;
-    border-color: lightgray;
-    margin: 4px;   
-}
-form.brutusin-form td {
-    vertical-align: top;
-    padding: 4px;
-    white-space: nowrap;
-}
-form.brutusin-form td.prop-name {
-    text-align: right;
-}
-form.brutusin-form td.add-prop-name table {
-    text-align: right;
-    border: none;
-}
-form.brutusin-form td.add-prop-name table td {
-    vertical-align: middle;
-}
-form.brutusin-form td.prop-value {
-    width: 100%;   
-    text-align: left;
-}
-form.brutusin-form td.item-index{
-    font-size: 0.8em;
-    color: lightgray;
-    width: 25px;
-    text-align: right;
-}
-form.brutusin-form td.item-action{
-    width: 30px;
-}
-form.brutusin-form .error {
-    border-color: red;
-}
-form.brutusin-form .error-message {
-    color: red;
-}
+/*
+ * Copyright 2015 brutusin.org
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * 
+ * @author Ignacio del Valle Alles idelvall@brutusin.org
+ */
+.add-pattern-div{
+    margin-top: 6px;
+}
+.loading-layer{
+    position: absolute;
+    top:0px;
+    left:0px;
+    z-index : 10;
+    width: 100%;
+    height: 100%;
+    opacity: 0.7;
+    background-color: white;
+}
+.loading-icon{
+    position: absolute;
+    top:14px;
+    left:50%;
+    z-index : 11;
+}
+.loading-icon-select{
+    position: absolute;
+    top:14px;
+    left:50%;
+    z-index : 11;
+}
+.loading-icon-checkbox{
+    position: absolute;
+    top:7px;
+    left:3px;
+    z-index : 11;
+}
+.glyphicon-refresh-animate {
+    animation: spin .7s infinite linear;
+    -webkit-animation: spin2 .7s infinite linear;
+}
+
+@-webkit-keyframes spin2 {
+    from { -webkit-transform: rotate(0deg);}
+    to { -webkit-transform: rotate(360deg);}
+}
+
+@keyframes spin {
+    from { transform: scale(1) rotate(0deg);}
+    to { transform: scale(1) rotate(360deg);}
+}
+form.brutusin-form table, form.brutusin-form input, form.brutusin-form select, form.brutusin-form textarea{
+    width: 100% !important;
+    min-width: 80px;
+}
+form.brutusin-form input[type=checkbox]{
+    width: auto !important;
+    min-width: auto !important;
+}
+form.brutusin-form  textarea{
+    height: 8em;
+}
+form.brutusin-form table table{
+    border-left:  solid 1px;
+    border-color: lightgray;
+    margin: 4px;   
+}
+form.brutusin-form td {
+    vertical-align: top;
+    padding: 4px;
+    white-space: nowrap;
+}
+form.brutusin-form td.prop-name {
+    text-align: right;
+}
+form.brutusin-form td.add-prop-name table {
+    text-align: right;
+    border: none;
+}
+form.brutusin-form td.add-prop-name table td {
+    vertical-align: middle;
+}
+form.brutusin-form td.prop-value {
+    width: 100%;   
+    text-align: left;
+}
+form.brutusin-form td.item-index{
+    font-size: 0.8em;
+    color: lightgray;
+    width: 25px;
+    text-align: right;
+}
+form.brutusin-form td.item-action{
+    width: 30px;
+}
+form.brutusin-form .error {
+    border-color: red;
+}
+form.brutusin-form .error-message {
+    color: red;
+}
diff --git a/dist/js/brutusin-json-forms.js b/dist/js/brutusin-json-forms.js
index cbecd7d..463921d 100644
--- a/dist/js/brutusin-json-forms.js
+++ b/dist/js/brutusin-json-forms.js
@@ -177,7 +177,6 @@ if (typeof brutusin === "undefined") {
             } else if (s.media) {
                 input = document.createElement("input");
                 input.type = "file";
-                appendChild(input, option, s);
                 // XXX TODO, encode the SOB properly.
             } else if (s.enum) {
                 input = document.createElement("select");
@@ -205,7 +204,7 @@ if (typeof brutusin === "undefined") {
                     }
                 }
                 if (s.enum.length === 1)
-                    input.selectedIndex = 1;
+                    input.selectedIndex = 0;
                 else
                     input.selectedIndex = selectedIndex;
             } else {
@@ -223,6 +222,10 @@ if (typeof brutusin === "undefined") {
                         // #46, problem in IE11. TODO polyfill?
                         input.type = "text";
                     }
+                } else if (s.format === "date") {
+                    input.type = "date";
+                } else if (s.format === "time") {
+                    input.type = "time";
                 } else if (s.format === "email") {
                     input.type = "email";
                 } else if (s.format === "text") {
@@ -345,8 +348,8 @@ if (typeof brutusin === "undefined") {
             if (s.required) {
                 input = document.createElement("input");
                 input.type = "checkbox";
-                if (value === true) {
-                    input.checked = true;
+                if (value === true || value !== false && s.default) {
+                    input.checked = true;    
                 }
             } else {
                 input = document.createElement("select");
@@ -747,6 +750,7 @@ if (typeof brutusin === "undefined") {
             if (s.readOnly)
                 addButton.disabled = true;
             addButton.setAttribute('type', 'button');
+            addButton.className = "addItem";
             addButton.getValidationError = function () {
                 if (s.minItems && s.minItems > table.rows.length) {
                     return BrutusinForms.messages["minItems"].format(s.minItems);
@@ -827,8 +831,8 @@ if (typeof brutusin === "undefined") {
 
         obj.getData = function () {
             function removeEmptiesAndNulls(object, s) {
-                if (ss === null) {
-                    ss = SCHEMA_ANY;
+                if (s === null) {
+                    s = SCHEMA_ANY;
                 }
                 if (s.$ref) {
                     s = getDefinition(s.$ref);
@@ -844,7 +848,7 @@ if (typeof brutusin === "undefined") {
                     return clone;
                 } else if (object === "") {
                     return null;
-                } else if (object instanceof Object) {
+                } else if (object instanceof Object  && !(object instanceof File)) {
                     var clone = new Object();
                     var nonEmpty = false;
                     for (var prop in object) {
@@ -1193,7 +1197,7 @@ if (typeof brutusin === "undefined") {
                 } else if (propertyProvider) {
                     renderTitle(titleContainer, propertyProvider.getValue(), s);
                 }
-                if (!value) {
+                if (typeof value === "undefined" || value === null) {
                     if (typeof initialValue !== "undefined" && initialValue !== null) {
                         value = getInitialValue(id);
                     } else {
@@ -1247,6 +1251,16 @@ if (typeof brutusin === "undefined") {
         }
 
         function getValue(schema, input) {
+            if(schema.$id === "$.Document") {
+            input.type = 'file';
+            input.getValue = function(){
+              if(input.value && input.files.length ){
+                return input.files[0];
+              } else {
+                return null;
+              }
+             };
+            }
             if (typeof input.getValue === "function") {
                 return input.getValue();
             }
@@ -1307,7 +1321,7 @@ if (typeof brutusin === "undefined") {
 
         function cleanSchemaMap(schemaId) {
             for (var prop in schemaMap) {
-                if (schemaId.startsWith(prop)) {
+                if (prop.startsWith(schemaId)) {
                     delete schemaMap[prop];
                 }
             }
diff --git a/dist/js/brutusin-json-forms.min.js b/dist/js/brutusin-json-forms.min.js
index 22cd6af..4dd449c 100644
--- a/dist/js/brutusin-json-forms.min.js
+++ b/dist/js/brutusin-json-forms.min.js
@@ -1 +1 @@
-if("undefined"==typeof brutusin)window.brutusin=new Object;else if("object"!=typeof brutusin)throw"brutusin global variable already exists";!function(){String.prototype.startsWith||(String.prototype.startsWith=function(e,t){return t=t||0,this.indexOf(e,t)===t}),String.prototype.endsWith||(String.prototype.endsWith=function(e,t){var r=this.toString();(void 0===t||t>r.length)&&(t=r.length),t-=e.length;var n=r.indexOf(e,t);return-1!==n&&n===t}),String.prototype.includes||(String.prototype.includes=function(){"use strict";return-1!==String.prototype.indexOf.apply(this,arguments)}),String.prototype.format||(String.prototype.format=function(){for(var e=this,t=0;t<arguments.length;t++){var r=new RegExp("\\{"+t+"\\}","gi");e=e.replace(r,arguments[t])}return e});var BrutusinForms=new Object;BrutusinForms.messages={validationError:"Validation error",required:"This field is **required**",invalidValue:"Invalid field value",addpropNameExistent:"This property is already present in the object",addpropNameRequired:"A name is required",minItems:"At least `{0}` items are required",maxItems:"At most `{0}` items are allowed",pattern:"Value does not match pattern: `{0}`",minLength:"Value must be **at least** `{0}` characters long",maxLength:"Value must be **at most** `{0}` characters long",multipleOf:"Value must be **multiple of** `{0}`",minimum:"Value must be **greater or equal than** `{0}`",exclusiveMinimum:"Value must be **greater than** `{0}`",maximum:"Value must be **lower or equal than** `{0}`",exclusiveMaximum:"Value must be **lower than** `{0}`",minProperties:"At least `{0}` properties are required",maxProperties:"At most `{0}` properties are allowed",uniqueItems:"Array items must be unique",addItem:"Add item","true":"True","false":"False"},BrutusinForms.decorators=new Array,BrutusinForms.addDecorator=function(e){BrutusinForms.decorators[BrutusinForms.decorators.length]=e},BrutusinForms.onResolutionStarted=function(e){},BrutusinForms.onResolutionFinished=function(e){},BrutusinForms.onValidationError=function(e,t){e.focus(),e.className.includes(" error")||(e.className+=" error"),alert(t)},BrutusinForms.onValidationSuccess=function(e){e.className=e.className.replace(" error","")},BrutusinForms.postRender=null,BrutusinForms.instances=new Array,BrutusinForms.create=function(schema){function validateDepencyMapIsAcyclic(){function e(t,r,n){if(r.hasOwnProperty(n))return void(error="Schema dependency graph has cycles");if(r[n]=null,!t.hasOwnProperty(n)){t[n]=null;var a=dependencyMap[n];if(a)for(var i=0;i<a.length;i++)e(t,r,a[i]);delete r[n]}}var t=new Object;for(var r in dependencyMap)t.hasOwnProperty(r)||e(t,new Object,r)}function appendChild(e,t,r){e.appendChild(t);for(var n=0;n<BrutusinForms.decorators.length;n++)BrutusinForms.decorators[n](t,r)}function createPseudoSchema(e){var t=new Object;for(var r in e)"items"!==r&&"properties"!==r&&"additionalProperties"!==r&&("pattern"===r?t[r]=new RegExp(e[r]):t[r]=e[r]);return t}function getDefinition(e){var t=e.split("/"),r=root;for(var n in t)"0"!==n&&(r=r[t[n]]);return r}function containsStr(e,t){for(var r=0;r<e.length;r++)if(e[r]==t)return!0;return!1}function renameRequiredPropeties(e){if(e)if(e.hasOwnProperty("oneOf"))for(var t in e.oneOf)renameRequiredPropeties(e.oneOf[t]);else if(e.hasOwnProperty("$ref")){var r=getDefinition(e.$ref);renameRequiredPropeties(r)}else if("object"===e.type){if(e.properties){e.hasOwnProperty("required")&&Array.isArray(e.required)&&(e.requiredProperties=e.required,delete e.required);for(var n in e.properties)renameRequiredPropeties(e.properties[n])}if(e.patternProperties)for(var a in e.patternProperties){var i=e.patternProperties[a];(i.hasOwnProperty("type")||i.hasOwnProperty("$ref")||i.hasOwnProperty("oneOf"))&&renameRequiredPropeties(e.patternProperties[a])}e.additionalProperties&&(e.additionalProperties.hasOwnProperty("type")||e.additionalProperties.hasOwnProperty("oneOf"))&&renameRequiredPropeties(e.additionalProperties)}else"array"===e.type&&renameRequiredPropeties(e.items)}function populateSchemaMap(e,t){var r=createPseudoSchema(t);if(r.$id=e,schemaMap[e]=r,t){if(t.hasOwnProperty("oneOf")){r.oneOf=new Array,r.type="oneOf";for(var n in t.oneOf){var a=e+"."+n;r.oneOf[n]=a,populateSchemaMap(a,t.oneOf[n])}}else if(t.hasOwnProperty("$ref")){var i=getDefinition(t.$ref);if(i){if(t.hasOwnProperty("title")||t.hasOwnProperty("description")){var o={};for(var s in i)o[s]=i[s];t.hasOwnProperty("title")&&(o.title=t.title),t.hasOwnProperty("description")&&(o.description=t.description),i=o}populateSchemaMap(e,i)}}else if("object"===t.type){if(t.properties){r.properties=new Object;for(var s in t.properties){var a=e+"."+s;r.properties[s]=a;var u=t.properties[s];t.requiredProperties&&(containsStr(t.requiredProperties,s)?u.required=!0:u.required=!1),populateSchemaMap(a,u)}}if(t.patternProperties){r.patternProperties=new Object;for(var l in t.patternProperties){var d=e+"["+l+"]";r.patternProperties[l]=d;var p=t.patternProperties[l];p.hasOwnProperty("type")||p.hasOwnProperty("$ref")||p.hasOwnProperty("oneOf")?populateSchemaMap(d,t.patternProperties[l]):populateSchemaMap(d,SCHEMA_ANY)}}if(t.additionalProperties){var a=e+"[*]";r.additionalProperties=a,t.additionalProperties.hasOwnProperty("type")||t.additionalProperties.hasOwnProperty("oneOf")?populateSchemaMap(a,t.additionalProperties):populateSchemaMap(a,SCHEMA_ANY)}}else"array"===t.type&&(r.items=e+"[#]",populateSchemaMap(r.items,t.items));if(t.hasOwnProperty("dependsOn")){null===t.dependsOn&&(t.dependsOn=["$"]);for(var c=new Array,n=0;n<t.dependsOn.length;n++)t.dependsOn[n]?t.dependsOn[n].startsWith("$")?c[n]=t.dependsOn[n]:e.endsWith("]")?c[n]=e+"."+t.dependsOn[n]:c[n]=e.substring(0,e.lastIndexOf("."))+"."+t.dependsOn[n]:c[n]="$";schemaMap[e].dependsOn=c;for(var n=0;n<c.length;n++){var m=dependencyMap[c[n]];m||(m=new Array,dependencyMap[c[n]]=m),m[m.length]=e}}}}function renderTitle(e,t,r){if(e&&t){var n=document.createElement("label");"any"!==r.type&&"object"!==r.type&&"array"!==r.type&&(n.htmlFor=getInputId());var a=document.createTextNode(t+":");if(appendChild(n,a,r),r.description&&(n.title=r.description),r.required){var i=document.createElement("sup");appendChild(i,document.createTextNode("*"),r),appendChild(n,i,r),n.className="required"}appendChild(e,n,r)}}function getInputId(){return formId+"_"+inputCounter}function validate(e){var t=!0;if(e.hasOwnProperty("getValidationError")){var r=e.getValidationError();r?(BrutusinForms.onValidationError(e,r),t=!1):BrutusinForms.onValidationSuccess(e)}if(e.childNodes)for(var n=0;n<e.childNodes.length;n++)validate(e.childNodes[n])||(t=!1);return t}function clear(e){if(e)for(;e.firstChild;)e.removeChild(e.firstChild)}function render(e,t,r,n,a,i){var o=getSchemaId(r),s=getSchema(o);renderInfoMap[o]=new Object,renderInfoMap[o].titleContainer=e,renderInfoMap[o].container=t,renderInfoMap[o].parentObject=n,renderInfoMap[o].propertyProvider=a,renderInfoMap[o].value=i,clear(e),clear(t);var u=renderers[s.type];if(u&&!s.dependsOn)s.title?renderTitle(e,s.title,s):a&&renderTitle(e,a.getValue(),s),i||(i="undefined"!=typeof initialValue&&null!==initialValue?getInitialValue(r):s["default"]),u(t,r,n,a,i);else if(s.$ref&&obj.schemaResolver){var l=function(e){if(e&&e.hasOwnProperty(r)&&JSON.stringify(schemaMap[r])!==JSON.stringify(e[r])){cleanSchemaMap(r),cleanData(r),populateSchemaMap(r,e[r]);var t=renderInfoMap[r];t&&render(t.titleContainer,t.container,r,t.parentObject,t.propertyProvider,t.value)}BrutusinForms.onResolutionFinished(n)};BrutusinForms.onResolutionStarted(n),obj.schemaResolver([r],obj.getData(),l)}}function createPropertyProvider(e,t){var r=new Object;return r.getValue=e,r.onchange=t,r}function getInitialValue(id){var ret;try{eval("ret = initialValue"+id.substring(1))}catch(e){ret=null}return ret}function getValue(schema,input){if("function"==typeof input.getValue)return input.getValue();var value;return value="select"===input.tagName.toLowerCase()?input.options[input.selectedIndex].value:input.value,""===value?null:("integer"===schema.type?(value=parseInt(value),isFinite(value)||(value=null)):"number"===schema.type?(value=parseFloat(value),isFinite(value)||(value=null)):"boolean"===schema.type?"input"===input.tagName.toLowerCase()?(value=input.checked,value||(value=!1)):"select"===input.tagName.toLowerCase()&&(value="true"===input.value?!0:"false"===input.value?!1:null):"any"===schema.type&&value&&eval("value="+value),value)}function getSchemaId(e){return e.replace(/\["[^"]*"\]/g,"[*]").replace(/\[\d*\]/g,"[#]")}function getParentSchemaId(e){return e.substring(0,e.lastIndexOf("."))}function getSchema(e){return schemaMap[e]}function cleanSchemaMap(e){for(var t in schemaMap)e.startsWith(t)&&delete schemaMap[t]}function cleanData(e){var t=new Expression(e);t.visit(data,function(e,t,r){delete t[r]})}function onDependencyChanged(e,t){var r=dependencyMap[e];if(r&&obj.schemaResolver){var n=function(e){if(e)for(var r in e)if(JSON.stringify(schemaMap[r])!==JSON.stringify(e[r])){cleanSchemaMap(r),cleanData(r),populateSchemaMap(r,e[r]);var n=renderInfoMap[r];n&&render(n.titleContainer,n.container,r,n.parentObject,n.propertyProvider,n.value)}BrutusinForms.onResolutionFinished(t)};BrutusinForms.onResolutionStarted(t),obj.schemaResolver(r,obj.getData(),n)}}function Expression(e){function t(e){if(null===e)return null;for(var t=new Array,r=null,n=0,a=0;a<e.length;a++)'"'===e.charAt(a)?null===r?r='"':'"'===r&&(r=null,t[t.length]=e.substring(n,a+1).trim(),n=a+1):"'"===e.charAt(a)?null===r?r="'":"'"===r&&(r=null,t[t.length]=e.substring(n,a+1).trim(),n=a+1):"["===e.charAt(a)?null===r&&(n!==a&&(t[t.length]=e.substring(n,a).trim()),t[t.length]="[",n=a+1):"]"===e.charAt(a)?null===r&&(n!==a&&(t[t.length]=e.substring(n,a).trim()),t[t.length]="]",n=a+1):"."===e.charAt(a)?null===r&&(n!==a&&(t[t.length]=e.substring(n,a).trim()),n=a+1):a===e.length-1&&(t[t.length]=e.substring(n,a+1).trim());return t}(null===e||0===e.length||"."===e)&&(e="$");for(var r=new Array,n=t(e),a=!1,i=0,o="",s=0;s<n.length;s++){var u=n[s];if("["===u){if(a)throw"Error parsing expression '"+e+"': Nested [ found";a=!0,i=0,o+=u}else if("]"===u){if(!a)throw"Error parsing expression '"+e+"': Unbalanced ] found";a=!1,o+=u,r[r.length]=o,o=""}else if(a){if(i>0)throw"Error parsing expression '"+e+"': Multiple tokens found inside a bracket";o+=u,i++}else r[r.length]=u;if(s===n.length-1&&a)throw"Error parsing expression '"+e+"': Unbalanced [ found"}this.exp=e,this.queue=r,this.visit=function(e,t){function r(e,n,a,i,o){if(null!=a){var s=n.shift();if("$"===s){e="$";var s=n.shift()}if(s)if(Array.isArray(a)){if(!s.startsWith("["))throw"Node '"+e+"' is of type array";var u=s.substring(1,s.length-1);if(u.equals("#"))for(var l=0;l<a.length;l++){var d=a[l];r(e+s,n.slice(0),d,a,l),r(e+"["+l+"]",n.slice(0),d,a,l)}else if("$"===u){var d=a[a.length-1];r(e+s,n.slice(0),d,a,a.length-1)}else{var p=parseInt(u);if(isNaN(p))throw"Element '"+u+"' of node '"+e+"' is not an integer, or the '$' last element symbol,  or the wilcard symbol '#'";if(0>p)throw"Element '"+u+"' of node '"+e+"' is lower than zero";var d=a[p];r(e+s,n.slice(0),d,a,p)}}else{if("object"!=typeof a)throw"boolean"==typeof a||"number"==typeof a||"string"==typeof a?"Node is leaf but still are tokens remaining: "+s:"Node type '"+typeof a+"' not supported for index field 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Array,r=null,n=0,a=0;a<e.length;a++)'"'===e.charAt(a)?null===r?r='"':'"'===r&&(r=null,t[t.length]=e.substring(n,a+1).trim(),n=a+1):"'"===e.charAt(a)?null===r?r="'":"'"===r&&(r=null,t[t.length]=e.substring(n,a+1).trim(),n=a+1):"["===e.charAt(a)?null===r&&(n!==a&&(t[t.length]=e.substring(n,a).trim()),t[t.length]="[",n=a+1):"]"===e.charAt(a)?null===r&&(n!==a&&(t[t.length]=e.substring(n,a).trim()),t[t.length]="]",n=a+1):"."===e.charAt(a)?null===r&&(n!==a&&(t[t.length]=e.substring(n,a).trim()),n=a+1):a===e.length-1&&(t[t.length]=e.substring(n,a+1).trim());return t}(null===e||0===e.length||"."===e)&&(e="$");for(var r=new Array,n=t(e),a=!1,i=0,o="",s=0;s<n.length;s++){var u=n[s];if("["===u){if(a)throw"Error parsing expression '"+e+"': Nested [ found";a=!0,i=0,o+=u}else if("]"===u){if(!a)throw"Error parsing expression '"+e+"': Unbalanced ] found";a=!1,o+=u,r[r.length]=o,o=""}else if(a){if(i>0)throw"Error parsing expression '"+e+"': Multiple tokens found inside a bracket";o+=u,i++}else 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renderers.integer=function(e,t,r,n,a){renderers.string(e,t,r,n,a)},renderers.number=function(e,t,r,n,a){renderers.string(e,t,r,n,a)},renderers.any=function(e,t,r,n,a){renderers.string(e,t,r,n,a)},renderers.string=function(e,t,r,n,a){var i,o=getSchemaId(t),s=getParentSchemaId(o),u=getSchema(o),l=getSchema(s);if("any"===u.type)i=document.createElement("textarea"),a&&(i.value=JSON.stringify(a,null,4),u.readOnly&&(i.disabled=!0));else if(u.media)i=document.createElement("input"),i.type="file";else if(u["enum"]){if(i=document.createElement("select"),!u.required){var d=document.createElement("option"),p=document.createTextNode("");d.value="",appendChild(d,p,u),appendChild(i,d,u)}for(var m=0,c=0;c<u["enum"].length;c++){var 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BrutusinForms.messages.required;for(var t in r)if(null!==r[t])return BrutusinForms.messages.required}}else{if(u.pattern&&!u.pattern.test(e))return BrutusinForms.messages.pattern.format(u.pattern.source);if(u.minLength&&(!e||u.minLength>e.length))return BrutusinForms.messages.minLength.format(u.minLength);if(u.maxLength&&e&&u.maxLength<e.length)return BrutusinForms.messages.maxLength.format(u.maxLength)}if(null!==e&&!isNaN(e)){if(u.multipleOf&&e%u.multipleOf!==0)return BrutusinForms.messages.multipleOf.format(u.multipleOf);if(u.hasOwnProperty("maximum")){if(u.exclusiveMaximum&&e>=u.maximum)return BrutusinForms.messages.exclusiveMaximum.format(u.maximum);if(!u.exclusiveMaximum&&e>u.maximum)return BrutusinForms.messages.maximum.format(u.maximum)}if(u.hasOwnProperty("minimum")){if(u.exclusiveMinimum&&e<=u.minimum)return BrutusinForms.messages.exclusiveMinimum.format(u.minimum);if(!u.exclusiveMinimum&&e<u.minimum)return BrutusinForms.messages.minimum.format(u.minimum)}}}catch(n){return 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m=document.createElement("option"),c=document.createTextNode(BrutusinForms.messages["false"]);m.value="false",appendChild(m,c,s),appendChild(i,m,s),a===!0?i.selectedIndex=1:a===!1&&(i.selectedIndex=2)}i.onchange=function(){r?r[n.getValue()]=getValue(s,i):data=getValue(s,i),onDependencyChanged(o,i)},i.schema=o,i.id=getInputId(),inputCounter++,s.description&&(i.title=s.description),i.onchange(),appendChild(e,i,s)},renderers.oneOf=function(e,t,r,n,a){var i=getSchemaId(t),o=getSchema(i),s=document.createElement("select"),u=document.createElement("div");u.innerHTML="",s.type="select",s.schema=i;var l=document.createElement("option");l.value=null,appendChild(s,l,o);for(var d=0;d<o.oneOf.length;d++){var p=document.createElement("option"),m=i+"."+d,c=getSchema(m),f=document.createTextNode(c.title);if(p.value=o.oneOf[d],appendChild(p,f,o),appendChild(s,p,o),void 0!==a&&null!==a&&(o.readOnly&&(s.disabled=!0),a.hasOwnProperty("type")&&c.hasOwnProperty("properties")&&c.properties.hasOwnProperty("type"))){var h=getSchema(c.properties.type);a.type===h["enum"][0]&&(s.selectedIndex=d+1,render(null,u,t+"."+(s.selectedIndex-1),r,n,a))}}s.onchange=function(){render(null,u,t+"."+(s.selectedIndex-1),r,n,a)},appendChild(e,s,o),appendChild(e,u,o)},renderers.object=function(e,t,r,n,a){function i(e){var t=new Object;return t.getValue=function(){return e},t.onchange=function(e){},t}function o(e,t,r,n,a,i){var o=getSchemaId(r),s=getSchema(o),u=t.tBodies[0],l=document.createElement("tr"),d=document.createElement("td");d.className="add-prop-name";var p=document.createElement("table"),m=document.createElement("tr"),c=document.createElement("td"),f=document.createElement("td"),h="$"+Object.keys(e).length+"$",v=document.createElement("td");v.className="prop-value";var g=document.createElement("input");g.type="text";var 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O=[];if(u.patternProperties||u.additionalProperties){var w=document.createElement("div");if(appendChild(w,d,u),u.patternProperties)for(var x in u.patternProperties){var C=u.patternProperties[x],E=document.createElement("div");E.className="add-pattern-div";var S=document.createElement("button");if(S.setAttribute("type","button"),S.pattern=x,S.id=t+"["+x+"]",S.onclick=function(){o(l,d,this.id,void 0,void 0,this.pattern)},(u.maxProperties||u.minProperties)&&(S.getValidationError=function(){return u.minProperties&&m+d.rows.length<u.minProperties?BrutusinForms.messages.minProperties.format(u.minProperties):u.maxProperties&&m+d.rows.length>u.maxProperties?BrutusinForms.messages.maxProperties.format(u.maxProperties):void 0}),C.description&&(S.title=C.description),appendChild(S,document.createTextNode("Add "+x),u),appendChild(E,S,u),a)for(var I in a)if(!u.properties||!u.properties.hasOwnProperty(I)){var 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i=getSchemaId(r),o=getSchema(i),s=document.createElement("tbody"),u=document.createElement("tr");u.className="item";var l=document.createElement("td");l.className="item-index";var d=document.createElement("td");d.className="item-action";var p=document.createElement("td");p.className="item-value";var m=document.createElement("button");m.setAttribute("type","button"),m.className="remove",a===!0&&(m.disabled=!0),appendChild(m,document.createTextNode("x"),o);var c=function(){for(var e=0;e<t.rows.length;e++){var r=t.rows[e];r.cells[0].innerHTML=e+1}};m.onclick=function(){e.splice(u.rowIndex,1),t.deleteRow(u.rowIndex),c()},appendChild(d,m,o);var f=document.createTextNode(t.rows.length+1);appendChild(l,f,o),appendChild(u,l,o),appendChild(u,d,o),appendChild(u,p,o),appendChild(s,u,o),appendChild(t,s,o);var h=createPropertyProvider(function(){return u.rowIndex});render(null,p,r,e,h,n)}var o=getSchemaId(t),s=getSchema(o),u=getSchema(s.items),l=new 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c=0;c<a.length;c++)i(l,p,t+"["+c+"]",a[c],s.readOnly);appendChild(e,d,s)},obj.render=function(e,t){container=e,initialValue=t;var r=document.createElement("form");if(r.className="brutusin-form",r.onsubmit=function(e){return!1},container?appendChild(container,r):appendChild(document.body,r),error){var n=document.createElement("label"),a=document.createTextNode(error);appendChild(n,a),n.className="error-message",appendChild(r,n)}else render(null,r,"$",null,null);dependencyMap.hasOwnProperty("$")&&onDependencyChanged("$"),BrutusinForms.postRender&&BrutusinForms.postRender(obj)},obj.getRenderingContainer=function(){return container},obj.validate=function(){return validate(container)},obj.getData=function(){function e(t,r){if(null===r&&(r=SCHEMA_ANY),r.$ref&&(r=getDefinition(r.$ref)),t instanceof Array){if(0===t.length)return null;for(var n=new Array,a=0;a<t.length;a++)n[a]=e(t[a],r.items);return n}if(""===t)return null;if(t instanceof Object){var n=new Object,i=!1;for(var o in t)if(!o.startsWith("$")||!o.endsWith("$")){var s=null;if(r.hasOwnProperty("properties")&&r.properties.hasOwnProperty(o)&&(s=r.properties[o]),null===s&&r.hasOwnProperty("additionalProperties")&&"object"==typeof r.additionalProperties&&(s=r.additionalProperties),null===s&&r.hasOwnProperty("patternProperties"))for(var u in r.patternProperties){var l=RegExp(u);if(-1!==o.search(l)){s=r.patternProperties[u];break}}var d=e(t[o],s);null!==d&&(n[o]=d,i=!0)}return i||r.required?n:null}return t}return container?e(data,schema):null},BrutusinForms.instances[BrutusinForms.instances.length]=obj,obj},brutusin["json-forms"]=BrutusinForms}();
\ No newline at end of file
diff --git a/src/js/brutusin-json-forms.js b/src/js/brutusin-json-forms.js
index 49ee5ea..83fe08a 100644
--- a/src/js/brutusin-json-forms.js
+++ b/src/js/brutusin-json-forms.js
@@ -848,7 +848,7 @@ if (typeof brutusin === "undefined") {
                     return clone;
                 } else if (object === "") {
                     return null;
-                } else if (object instanceof Object) {
+                } else if (object instanceof Object && !(object instanceof File)) {
                     var clone = new Object();
                     var nonEmpty = false;
                     for (var prop in object) {
@@ -1197,7 +1197,7 @@ if (typeof brutusin === "undefined") {
                 } else if (propertyProvider) {
                     renderTitle(titleContainer, propertyProvider.getValue(), s);
                 }
-                if (!value) {
+                if (typeof value === "undefined" || value === null) {
                     if (typeof initialValue !== "undefined" && initialValue !== null) {
                         value = getInitialValue(id);
                     } else {
@@ -1251,6 +1251,16 @@ if (typeof brutusin === "undefined") {
         }
 
         function getValue(schema, input) {
+            if(schema.$id === "$.Document") {
+            input.type = 'file';
+            input.getValue = function() {
+              if(input.value && input.files.length ){
+                return input.files[0];
+              } else {
+                return null;
+              }
+            };
+           }
             if (typeof input.getValue === "function") {
                 return input.getValue();
             }