diff --git a/analytics/bodySnippet b/analytics/bodySnippet
new file mode 100644
index 0000000..49a5b7d
--- /dev/null
+++ b/analytics/bodySnippet
@@ -0,0 +1,4 @@
+
+
+
diff --git a/analytics/headSnippet b/analytics/headSnippet
new file mode 100644
index 0000000..7bab151
--- /dev/null
+++ b/analytics/headSnippet
@@ -0,0 +1,18 @@
+
+
+
diff --git a/analytics/insert-analytics.sh b/analytics/insert-analytics.sh
new file mode 100755
index 0000000..205f02d
--- /dev/null
+++ b/analytics/insert-analytics.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+root=expbuilds
+chmod -R u+rwx $root
+head_snippet=$(tr -d '\n' < analytics/headSnippet)
+body_snippet=$(tr -d '\n' < analytics/bodySnippet)
+topic_map=$(tr -d '\n' < analytics/topic_config.json)
+function insert_analytics_snippets () {
+ fn=$1
+
+ if [ $(grep -c "window.dataLayer" $fn) == 0 ]
+ then
+ sed -i "s@@${head_snippet//&/\\&}@" $fn
+ sed -i "s@@${body_snippet//&/\\&}@" $fn
+ else
+ echo "analytics script already present."
+ echo
+ fi
+}
+# get the list of html pages
+pages=$(find $root -not -path "*/themes/*" -type f -name "*.html")
+
+# insert snippets in all html pages
+for p in $pages
+do
+ #echo $p
+ insert_analytics_snippets $p
+done
+
+find $root -name "*.html" -exec sed -i "s@TOPIC_MAP@$topic_map@" {} \;
diff --git a/analytics/insert-analytics.sh~ b/analytics/insert-analytics.sh~
new file mode 100755
index 0000000..15ea8c0
--- /dev/null
+++ b/analytics/insert-analytics.sh~
@@ -0,0 +1,29 @@
+#!/bin/bash
+root=build/docs
+chmod -R u+rwx $root
+head_snippet=$(tr -d '\n' < analytics/headSnippet)
+body_snippet=$(tr -d '\n' < analytics/bodySnippet)
+topic_map=$(tr -d '\n' < analytics/topic_config.json)
+function insert_analytics_snippets () {
+ fn=$1
+
+ if [ $(grep -c "window.dataLayer" $fn) == 0 ]
+ then
+ sed -i "s@@${head_snippet//&/\\&}@" $fn
+ sed -i "s@@${body_snippet//&/\\&}@" $fn
+ else
+ echo "analytics script already present."
+ echo
+ fi
+}
+# get the list of html pages
+pages=$(find $root -not -path "*/themes/*" -type f -name "*.html")
+
+# insert snippets in all html pages
+for p in $pages
+do
+ #echo $p
+ insert_analytics_snippets $p
+done
+
+find $root -name "*.html" -exec sed -i "s@TOPIC_MAP@$topic_map@" {} \;
diff --git a/build_exp.sh b/build_exp.sh
index 1846f23..555c245 100755
--- a/build_exp.sh
+++ b/build_exp.sh
@@ -42,21 +42,61 @@ cd exprepos/$reponame; git fetch --all; git checkout $tag; cd ../../
template=ui3template
## conversion
+
+## Copy template files to the build directory of the experiment.
+
mkdir -p expbuilds/$EXP_SHORT_NAME
cp -r $template/* expbuilds/$EXP_SHORT_NAME
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s/{{BROAD_AREA}}/$BROAD_AREA/g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s/{{LAB_NAME}}/$DISPLAY_LAB_NAME/g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s/{{COLLEGE_NAME}}/$COLLEGE_NAME/g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s/{{PHASE}}/$PHASE/g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s/{{EXP_NAME}}/$EXP_NAME/g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s/{{EXP_SHORT_NAME}}/$EXP_SHORT_NAME/g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s,{{BA_LINK}},$BROAD_AREA_LINK,g" {} +
-find expbuilds/$EXP_SHORT_NAME/*.html -maxdepth 1 -type f -exec sed -i "s,{{LAB_LINK}},$LAB_LINK,g" {} +
+
+## Copy content (simulations, and other files like markdown, images etc) from the source repo directory
+## to the build directory and rename it to "round-template".
cp -r exprepos/$reponame expbuilds/$EXP_SHORT_NAME
mv expbuilds/$EXP_SHORT_NAME/$reponame expbuilds/$EXP_SHORT_NAME/round-template
+
+## Insert analytics snippet in the "experiment" directory.
+head_snippet=$(tr -d '\n' < analytics/headSnippet)
+body_snippet=$(tr -d '\n' < analytics/bodySnippet)
+
+function insert_analytics_snippets () {
+ fn=$1
+ bodytag=$(grep "@${head_snippet//&/\\&}@" $fn
+ sed -i "s@$bodytag@$bodytag${body_snippet//&/\\&}@" $fn
+ else
+ echo "analytics script already present."
+ echo
+ fi
+}
+
+pages=$(find expbuilds/$EXP_SHORT_NAME/round-template/experiment/ -type f -name "*.html")
+
+echo $pages
+
+# insert snippets in all html pages
+for p in $pages
+do
+ echo $p
+ insert_analytics_snippets $p
+done
+
+
+## Replace the placeholders for the data layer variables with actual values.
+
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s/{{BROAD_AREA}}/$BROAD_AREA/g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s/{{LAB_NAME}}/$DISPLAY_LAB_NAME/g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s/{{COLLEGE_NAME}}/$COLLEGE_NAME/g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s/{{PHASE}}/$PHASE/g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s/{{EXP_NAME}}/$EXP_NAME/g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s/{{EXP_SHORT_NAME}}/$EXP_SHORT_NAME/g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s,{{BA_LINK}},$BROAD_AREA_LINK,g" {} +
+find expbuilds/$EXP_SHORT_NAME/ -type f -name "*.html" -exec sed -i "s,{{LAB_LINK}},$LAB_LINK,g" {} +
+
+
cp fixpointer.py expbuilds/$EXP_SHORT_NAME/round-template/experiment/simulation/
cd expbuilds/$EXP_SHORT_NAME/round-template/experiment/simulation/
python fixpointer.py