/*
Set branchUrl, equal to the base URL of the version control branch
in which this code is located.
If SSI is enabled, then branchUrl gets the value of the environment
variable $BRANCH_URL.  Otherwise, it's empty.
*/
<!--#if expr="$BRANCH_URL" -->
<!--#set var="branch_js" value="branchUrl = '$BRANCH_URL';" -->
<!--#echo var="branch_js" -->
<!--#else -->
branchUrl = '';
<!--#endif -->