diff --git a/searx/webapp.py b/searx/webapp.py
index 3bb877c62..7b790e200 100755
--- a/searx/webapp.py
+++ b/searx/webapp.py
@@ -2078,7 +2078,7 @@ function send_chat(elem)
 {
     pdf_url = word.match(regexpdf)[0];
     modal_open("/static/themes/magi/pdfjs/index.html?file=" + encodeURIComponent(pdf_url),"pdf")
-
+    return;
     
 }
 
diff --git a/searx/webapp1.py b/searx/webapp1.py
index 3bb877c62..7b790e200 100644
--- a/searx/webapp1.py
+++ b/searx/webapp1.py
@@ -2078,7 +2078,7 @@ function send_chat(elem)
 {
     pdf_url = word.match(regexpdf)[0];
     modal_open("/static/themes/magi/pdfjs/index.html?file=" + encodeURIComponent(pdf_url),"pdf")
-
+    return;
     
 }