diff --git a/index.html b/index.html
index 0b5f1411c..1c3b36be6 100755
--- a/index.html
+++ b/index.html
@@ -19,7 +19,7 @@
                         , "visualization" //append to tag
                         , [{
                                 title: "dna"
-                                , file: "test_rplos"
+                                , file: "bibliometrics"
                             }
                             ] //data
                         , {title: "Overview of dna"
@@ -27,10 +27,10 @@
                             , min_diameter_size: 30
                             , max_area_size: 110
                             , min_area_size: 50
-                            , use_area_uri: false
                             , input_format: "json"
                             , use_area_uri: true
                             , base_unit: "views"
+                            , force_areas: true
                             } //options
                 )
         </script>
diff --git a/index.php b/index.php
index 392e79523..a249b38a8 100644
--- a/index.php
+++ b/index.php
@@ -27,12 +27,13 @@
                             , min_diameter_size: 30
                             , max_area_size: 110
                             , min_area_size: 50
-                            , use_area_uri: false
-                            , input_format: "json"
                             , use_area_uri: true
+                            , input_format: "json"
                             , base_unit: "views"
                             , show_timeline: false
                             , show_dropdown: false
+                            , is_force_areas: true
+                            , preview_type: "pdf"
                             } //options
                 )
         </script>
diff --git a/search_plos.html b/search_plos.html
index 1a39310c5..ab0a16ae3 100644
--- a/search_plos.html
+++ b/search_plos.html
@@ -6,7 +6,7 @@
 -->
 <html>
     <head>
-        <title>Turn a PLOS search into a visualization</title>
+        <title>Search PLOS and turn it into a visualization</title>
         <meta charset="UTF-8">
         <meta name="viewport" content="width=device-width, initial-scale=1.0">
         <script src="//code.jquery.com/jquery-1.10.2.js"></script>
@@ -14,19 +14,22 @@
         <!--<script type="text/javascript" src="vis/lib/jquery-1.8.1.min.js"></script>-->
         <script type="text/javascript" src="vis/lib/d3.v3.js"></script>
         <script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jquery.validate/1.14.0/jquery.validate.min.js"></script>
-        <link rel="stylesheet" type="text/css" href="vis/style.css"/>
+        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" integrity="sha512-dTfge/zgoMYpP7QbHy4gWMEGsbsdZeCXz7irItjcC3sPUFtf0kuFbDz/ixG7ArTxmDjLXDmezHubeNikyKGVyQ==" crossorigin="anonymous">
         <link rel="stylesheet" href="//code.jquery.com/ui/1.11.4/themes/smoothness/jquery-ui.css">
     </head>
-    <body>
+    <body style="padding-left:10px; padding-right:10px;">
         <div>
-            <form id="searchform" action="server/services/searchPLOS.php">
+            <h2>Search PLOS and turn it into a visualization</h2>
+            <form id="searchform" action="server/services/searchPLOS.php" style="margin-top:20px">
                 <label for="q">Search term:</label> 
-                <input type="text" name="q" required><br>
+                <input type="text" name="q" size="40" required>
                 <button type="submit" class="btn">Submit</button>
             </form> 
         </div>
 
-        <div id="progress"></div>
+        <div id="progress" style="margin-top: 20px;"></div>
+        
+        <a href="http://github.com/pkraker/Headstart" target="_blank">Github repo</a>
 
         <script type="text/javascript">
             $("#searchform").validate({
diff --git a/server/preprocessing/other-scripts/rplos.R b/server/preprocessing/other-scripts/rplos.R
index f23a41316..4a4c19ac4 100644
--- a/server/preprocessing/other-scripts/rplos.R
+++ b/server/preprocessing/other-scripts/rplos.R
@@ -16,8 +16,7 @@ library(jsonlite)
 #library(lsa)
 #library(stylo)
 
-# Read input files
-
+# Get data from PLOS API
 start.time <- Sys.time()
 
 search_data <- searchplos(q=query, fl='title,id,counter_total_month,abstract,journal,publication_date,author,everything,subject', 
@@ -36,6 +35,8 @@ names(cooc)[names(cooc)=="publication_date"] <- "year"
 names(cooc)[names(cooc)=="author"] <- "authors"
 cooc["url"] = paste("http://dx.doi.org/", cooc$id, sep="")
 cooc["titleabstract"] = paste(cooc$title, cooc$abstract, sep=" ")
+dates = as.Date(cooc$year)
+cooc$year = format(dates, format="%B %d %Y")
 
 
 metadata = cooc
diff --git a/vis/headstart.js b/vis/headstart.js
index 3f37acc82..1c9b165b8 100644
--- a/vis/headstart.js
+++ b/vis/headstart.js
@@ -55,6 +55,8 @@ HeadstartFSM = function(host, path, tag, files, options) {
   this.circle_zoom = 0;
   this.current_circle = null;
   this.is_zoomed = false;
+  
+  this.url_plos_pdf = "http://www.plosone.org/article/fetchObject.action?representation=PDF&uri=info:doi/";
 
   this.subdiscipline_title = initVar(options.title, "");
   
@@ -105,6 +107,8 @@ HeadstartFSM = function(host, path, tag, files, options) {
    this.use_area_uri = initVar(options.use_area_uri, false);
    
    this.input_format = initVar(options.input_format, "csv");
+   
+   this.preview_type = initVar(options.preview_type, "images");
   
   // contains bubbles objects for the timline view
   // elements get added to bubbles by calling registerBubbles()
diff --git a/vis/images/preview_pdf.png b/vis/images/preview_pdf.png
new file mode 100644
index 000000000..1b4858468
Binary files /dev/null and b/vis/images/preview_pdf.png differ
diff --git a/vis/list.js b/vis/list.js
index cb53af60f..9c5dcf2e9 100644
--- a/vis/list.js
+++ b/vis/list.js
@@ -510,24 +510,36 @@ list.loadAndAppendImage = function(image_src, page_number) {
 
 list.populateOverlay = function (d) {
     
+    var this_d = d;
+    
     popup.paper_frame
     .style("display","block")
     
     popup.current = "visible";
     
-    list.loadAndAppendImage(headstart.images_path + d.id + "/page_1.png", 1);
+    if(headstart.preview_type == "image") {
+        list.loadAndAppendImage(headstart.images_path + d.id + "/page_1.png", 1);
 
-    var images_finished = false
-    , counter = 2;
+        var images_finished = false
+        , counter = 2;
 
-    while(!images_finished) {
-        var image_src = headstart.images_path + d.id + "/page_" + counter + ".png";
-        
-        if (!list.loadAndAppendImage(image_src, counter)) {
-            images_finished = true;
-        }
+        while(!images_finished) {
+            var image_src = headstart.images_path + d.id + "/page_" + counter + ".png";
+
+            if (!list.loadAndAppendImage(image_src, counter)) {
+                images_finished = true;
+            }
 
-        counter++;
+            counter++;
+        }
+    } else if (headstart.preview_type == "pdf") {
+        popup.paper_frame.select("#preview")
+           .append("iframe")
+           .attr("width", 781 - 4)
+           .attr("height", 460 - 75)
+           .attr("src", function() { 
+               return headstart.url_plos_pdf + this_d.id 
+            })
     }
 }
 
@@ -538,7 +550,7 @@ list.setImageForListHolder = function(d) {
       return (x.id == d.id)
     });
 
-  var image_src = headstart.images_path + d.id + "/page_1.png";
+  var image_src = (headstart.preview_type=="image")?(headstart.images_path + d.id + "/page_1.png"):(headstart.images_path + "/preview_pdf.png");
 
   if (this.testImage(image_src)) {
 
diff --git a/vis/style.css b/vis/style.css
index dd12c0103..4a52308c6 100755
--- a/vis/style.css
+++ b/vis/style.css
@@ -512,6 +512,7 @@ div#preview {
   background-color: #EEE;
   padding-top: 5px;
   padding-bottom: 5px;
+  overflow: auto;
 }
 
 table#legend_table {
