diff --git a/views/analysis.vue b/views/analysis.vue
index 16d7a67b..9bdbbf6a 100644
--- a/views/analysis.vue
+++ b/views/analysis.vue
@@ -56,6 +56,7 @@
                      v-for="columnindex in numberofcolumns"
                      v-bind:style="{width : columnsize2 + '%'}">
                     <component is="textfeatureviewport"
+                               ref="textfeatureviewports"
                                v-bind:columnindex="columnindex-1"
                                v-bind:numberofcolumns="numberofcolumns"
                                v-bind:serverip="serverip"
@@ -334,12 +335,17 @@
                 if (this.numberofcolumns === 1) {
                     this.tokenstoshow = this.tokenssplitted;
                 } else {
+                    if (this.$refs['textfeatureviewports'] !== undefined && this.$refs['textfeatureviewports'].length > 0) {
+                        for(let k = 0; k < this.$refs['textfeatureviewports'].length; k++){
+                            console.log('check '+ k);
+                            this.$refs['textfeatureviewports'].corefset = true;
+                        }
+                    }
                     let end = this.tokenssplittedindextoshow + this.numberofcolumns;
                     this.tokenstoshow = this.tokenssplitted.slice(this.tokenssplittedindextoshow, end);
                 }
             },
             changeScope: function (direction) {
-
                 if (direction) {
                     if (this.tokenssplittedindextoshow - 1 >= 0) {
                         this.tokenssplittedindextoshow--;
diff --git a/views/components/analysis/text.vue b/views/components/analysis/text.vue
index da3cfb45..091973f2 100644
--- a/views/components/analysis/text.vue
+++ b/views/components/analysis/text.vue
@@ -5,12 +5,12 @@
           v-on:mouseout="stophover"><span
             class="nonPreAlt specialBracket"
             v-bind:class="toHighlight"
-            v-if="classestomark.coref">{{bracketleft}}</span><span
+            v-if="classestomark.coref && bracketleft !== ''">{{bracketleft}}</span><span
             class="nonPreAlt"
             v-bind:class="toHighlight">{{token.content}}</span><span
             class="nonPreAlt specialBracket"
             v-bind:class="toHighlight"
-            v-if="classestomark.coref">{{bracketright}}</span><span
+            v-if="classestomark.coref && bracketright !== ''">{{bracketright}}</span><span
             class="preAlt"
             v-bind:class="classToHighlightGap">{{getWordGap3}}</span></span>
 </template>
diff --git a/views/components/analysis/textfeatureviewport.vue b/views/components/analysis/textfeatureviewport.vue
index 2c9d8397..b007d71b 100644
--- a/views/components/analysis/textfeatureviewport.vue
+++ b/views/components/analysis/textfeatureviewport.vue
@@ -8,7 +8,7 @@
                  style="border-right: 1px solid rgba(0,0,0,.1);margin: 0;padding: 8px; width: 50%; overflow-y: auto;"
                  v-on:scroll="onscrolltext">
                 <div class="mdl-grid" id="textWindow" ref="textWindow"
-                     style="height: auto !important; display: contents; max-height: 100%; padding:0;">
+                     style="height: auto !important; display: block; max-height: 100%; padding:0;">
 
                     <component is="tex"
                                ref="text"