@@ -1711,7 +1711,7 @@ if(is_privacy("id"))

 		Function can be used from all kinds of routes.

 		</para>

 		<example>

-			<title><function>in_list()</function> usage</title>

+			<title><function>in_list</function> usage</title>

 			<programlisting format="linespecific">

 ...

 $var(subject) = "fi";

@@ -1735,7 +1735,7 @@ if (in_list("$var(subject)", "$var(list)", ",")) {

 		Function can be used from all kinds of routes.

 		</para>

 		<example>

-			<title><function>in_list()</function> usage</title>

+			<title><function>in_list_prefix</function> usage</title>

 			<programlisting format="linespecific">

 ...

 $var(subject) = "final";

@@ -1541,6 +1541,50 @@ remove_hf_idx("X-My-Header", "-1");

 		</example>

 	</section>

+	<section id="textops.f.remove_hf_match">

+		<title>

+		<function moreinfo="none">remove_hf_match(hname, op, expr)</function>

+		</title>

+		<para>

+			Remove from message all headers with name 'hname' matching the body

+			with expression <quote>expr</quote>, based on operator

+			<quote>op</quote>.

+		</para>

+		<para>

+		Returns true if at least one header is found and removed.

+		</para>

+		<para>Meaning of the parameters is as follows:</para>

+		<itemizedlist>

+		<listitem>

+			<para><emphasis>hanem</emphasis> - name of the header.

+			</para>

+		</listitem>

+		<listitem>

+			<para><emphasis>op</emphasis> - operator - it can be: 'eq' - equal;

+			'ne' - not equal; 'in' - include; 're' - regular expression match.

+			</para>

+		</listitem>

+		<listitem>

+			<para><emphasis>expr</emphasis> - expression to match.

+			</para>

+		</listitem>

+		</itemizedlist>

+		<para>

+		This function can be used from ANY_ROUTE.

+		</para>

+		<example>

+		<title><function>remove_hf_match</function> usage</title>

+		<programlisting format="linespecific">

+...

+if(remove_hf_match("X-Info", "in", "^data")) {

+    # all headers with name "X-Info" that have the body matching regular

+    # expression "^data" are removed

+}

+...

+</programlisting>

+		</example>

+	</section>

+

 	<section id="textops.f.has_body">

 		<title>

 		<function moreinfo="none">has_body()</function>,

@@ -901,7 +901,7 @@ set_reply_body("test", "text/plain");

 		<programlisting format="linespecific">

 ...

 if (has_body("multipart/mixed")) {

-    if (filter_body("application/sdp") {

+    if (filter_body("application/sdp")) {

         remove_hf("Content-Type");

         append_hf("Content-Type: application/sdp\r\n");

     } else {

@@ -19,9 +19,15 @@

 		The module implements text based operations over the SIP message

 		processed by &kamailio;. SIP is a text based protocol and the module

 		provides a large set of very useful functions to manipulate the

-		message at text level, e.g., regular expression search and replace,

-		Perl-like substitutions, checks for method type, header presence,

-		insert of new header and date, etc.

+		message at text level, e.g., regular expression search, replace

+		or substitutions, checks for method type, header presence,

+		insert of new header and date, string comparisons, multi-part body

+		operations, etc.

+	</para>

+	<para>

+		If not stated otherwise, the regular expressions parameters for search,

+		replace or substitute have to be in POSIX format. For PCRE regular

+		expression matching, see the pcre or dialplan modules.

 	</para>

 	</section>

 	<section>

@@ -591,7 +597,7 @@ replace_hdrs_str("&kamailio;", "&kamailio; SIP Proxy", "a");

 		<function moreinfo="none">subst('/re/repl/flags')</function>

 		</title>

 		<para>

-		Replaces re with repl (sed or perl like).

+		Replaces re with repl.

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

@@ -728,7 +734,7 @@ if (subst_user('/(.*)3642$/$avp(user_prefix)\13642/')){$

 		<function moreinfo="none">subst_body('/re/repl/flags')</function>

 		</title>

 		<para>

-		Replaces re with repl (sed or perl like) in the body of the message.

+		Replaces re with repl in the body of the message.

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

@@ -768,7 +774,7 @@ if ( subst_body('/^o=(.*) /o=$fU /') ) {};

 		<function moreinfo="none">subst_hf(hf, subexp, flags)</function>

 		</title>

 		<para>

-		Perl-like substitutions in the body of a header field.

+		Substitutions in the body of a header field.

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

@@ -1497,6 +1497,44 @@ if(remove_hf_exp_pv("^$var(match)", "^$var(keep)"))

 		</example>

 	</section>

+	<section id="textops.f.remove_hf_idx">

+		<title>

+		<function moreinfo="none">remove_hf_idx(hname, idx)</function>

+		</title>

+		<para>

+			Remove from message the headers matching by name 'hname' with

+			the index 'idx'.

+		</para>

+		<para>

+		Returns true if the header is removed.

+		</para>

+		<para>Meaning of the parameters is as follows:</para>

+		<itemizedlist>

+		<listitem>

+			<para><emphasis>hname</emphasis> - header name.</para>

+		</listitem>

+		<listitem>

+			<para><emphasis>idx</emphasis> - index of the header, starting

+			from 0 with first header; negative values count from the end of

+			the headers, -1 being the last header matching the name.</para>

+		</listitem>

+		</itemizedlist>

+		<para>

+			The parameters can be config variables.

+		</para>

+		<para>

+		This function can be used from ANY_ROUTE.

+		</para>

+		<example>

+		<title><function>remove_hf_idx</function> usage</title>

+		<programlisting format="linespecific">

+...

+remove_hf_idx("X-My-Header", "-1");

+...

+</programlisting>

+		</example>

+	</section>

+

 	<section id="textops.f.has_body">

 		<title>

 		<function moreinfo="none">has_body()</function>,

@@ -1760,6 +1760,52 @@ if (ends_with("$rU", "8800"))

 		</example>

 	</section>

+	<section id="textops.f.str_find">

+		<title>

+		<function moreinfo="none">str_find(str1, str2)</function>

+		</title>

+		<para>

+			The function returns <emphasis>true</emphasis> (greater than 0) if

+			the str2 string is found in str1, case sensitive comparison.

+		</para>

+		<para>

+		This function can be used from ANY_ROUTE.

+		</para>

+		<example>

+		<title><function>str_find</function> usage</title>

+		<programlisting format="linespecific">

+...

+if (str_find("$rU", "8800")) {

+    # do interesting stuff here

+}

+...

+</programlisting>

+		</example>

+	</section>

+

+	<section id="textops.f.str_ifind">

+		<title>

+		<function moreinfo="none">str_ifind(str1, str2)</function>

+		</title>

+		<para>

+			The function returns <emphasis>true</emphasis> (greater than 0) if

+			the str2 string is found in str1, case insensitive comparison.

+		</para>

+		<para>

+		This function can be used from ANY_ROUTE.

+		</para>

+		<example>

+		<title><function>str_ifind</function> usage</title>

+		<programlisting format="linespecific">

+...

+if (str_ifind("$rU", "Alice")) {

+    # do interesting stuff here

+}

+...

+</programlisting>

+		</example>

+	</section>

+

 	<section id="textops.f.set_body_multipart">

 		<title>

 		<function moreinfo="none">set_body_multipart([txt,content_type][,boundary])</function>

@@ -302,7 +302,7 @@ search_append_body("[Oo]pen[Ss]er", " SIP Proxy");

 		<title><function>replace</function> usage</title>

 		<programlisting format="linespecific">

 ...

-replace("openser", "&kamailio; SIP Proxy");

+replace("server", "&kamailio; SIP Proxy");

 ...

 </programlisting>

 		</example>

@@ -335,7 +335,7 @@ replace("openser", "&kamailio; SIP Proxy");

 		<title><function>replace_body</function> usage</title>

 		<programlisting format="linespecific">

 ...

-replace_body("openser", "&kamailio; SIP Proxy");

+replace_body("server", "&kamailio; SIP Proxy");

 ...

 </programlisting>

 		</example>

@@ -399,7 +399,7 @@ replace_hdrs("&kamailio;", "&kamailio; SIP Proxy");

 		<title><function>replace_all</function> usage</title>

 		<programlisting format="linespecific">

 ...

-replace_all("openser", "&kamailio; SIP Proxy");

+replace_all("server", "&kamailio; SIP Proxy");

 ...

 </programlisting>

 		</example>

@@ -432,7 +432,7 @@ replace_all("openser", "&kamailio; SIP Proxy");

 		<title><function>replace_body_all</function> usage</title>

 		<programlisting format="linespecific">

 ...

-replace_body_all("openser", "&kamailio; SIP Proxy");

+replace_body_all("server", "&kamailio; SIP Proxy");

 ...

 </programlisting>

 		</example>

@@ -90,6 +90,10 @@ From: medabeda

 			</para>

 		</listitem>

 		</itemizedlist>

+		<para>

+			Note: it performs Posix regex matching and the 're' parameter

+			is compiled with the flags REG_EXTENDED|REG_ICASE|REG_NEWLINE.

+		</para>

 		<para>

 		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

@@ -128,6 +128,42 @@ if ( search("[Ss][Ii][Pp]") ) { /*....*/ };

 ...

 if ( search_body("[Ss][Ii][Pp]") ) { /*....*/ };

 ...

+</programlisting>

+		</example>

+	</section>

+

+	<section id="textops.f.search_str">

+		<title>

+		<function moreinfo="none">search_str(text. re)</function>

+		</title>

+		<para>

+		Searches for the re in the body of the message.

+		</para>

+		<para>Meaning of the parameters is as follows:</para>

+		<itemizedlist>

+		<listitem>

+			<para><emphasis>text</emphasis> - text to perform regex searching

+			over it.

+			</para>

+		</listitem>

+		<listitem>

+			<para><emphasis>re</emphasis> - regular expression to match over

+			the 'text' parameter.

+			</para>

+		</listitem>

+		</itemizedlist>

+		<para>

+			Both parameters can contain variables.

+		</para>

+		<para>

+		This function can be used from ANY_ROUTE.

+		</para>

+		<example>

+		<title><function>search_str</function> usage</title>

+		<programlisting format="linespecific">

+...

+if ( search_str("$ru", ";transport=tcp") ) { /*....*/ };

+...

 </programlisting>

 		</example>

 	</section>

@@ -1695,6 +1695,31 @@ if (starts_with("$rU", "+358"))

 		</example>

 	</section>

+	<section id="textops.f.ends_with">

+		<title>

+		<function moreinfo="none">ends_with(str1, str2)</function>

+		</title>

+		<para>

+		The function returns <emphasis>true</emphasis> if the first string ends

+		with the second string. The parameters can contain variables.

+		</para>

+		<para>

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

+		FAILURE_ROUTE and BRANCH_ROUTE.

+		</para>

+		<example>

+		<title><function>ends_with</function> usage</title>

+		<programlisting format="linespecific">

+...

+if (ends_with("$rU", "8800"))

+{

+    # do interesting stuff here

+}

+...

+</programlisting>

+		</example>

+	</section>

+

 	<section id="textops.f.set_body_multipart">

 		<title>

 		<function moreinfo="none">set_body_multipart([txt,content_type][,boundary])</function>

@@ -872,13 +872,15 @@ if (has_body("multipart/mixed")) {

 		<function moreinfo="none">append_to_reply(txt)</function>

 		</title>

 		<para>

-		Append txt as header to the reply.

+		Append txt as header to the reply that is going to be generated by

+		&kamailio; (e.g., via sl_send_reply(...)).

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

 			<para><emphasis>txt</emphasis> - String which may contains

-			pseudo-variables.

+			pseudo-variables. Note that the value has to be ended with "\r\n"

+			(end of header characters sequence).

 			</para>

 		</listitem>

 		</itemizedlist>

@@ -902,15 +904,16 @@ append_to_reply("Foo: $rm at $Ts\r\n");

 		<function moreinfo="none">append_hf(txt[, hdr])</function>

 		</title>

 		<para>

-		Appends 'txt' as header after first header field or after

-		last 'hdr' header field.

+		Appends 'txt' as header at the end of the all headers, or after

+		last header named 'hdr' if the second parameter is provided.

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

 			<para><emphasis>txt</emphasis> - Header field to be appended. The

 			value can contain pseudo-variables which will be replaced at run

-			time.

+			time. Note that the value has to be ended with "\r\n" (end of header

+			characters sequence).

 			</para>

 		</listitem>

 		<listitem>

@@ -939,15 +942,16 @@ append_hf("From-username: $fU\r\n", "Call-ID");

 		<function moreinfo="none">insert_hf(txt[, hdr])</function>

 		</title>

 		<para>

-		Inserts 'txt' as header before the first header field or before

-		first 'hdr' header field if 'hdr' is given.

+		Inserts 'txt' as header before the first header field, or before

+		first header named 'hdr'if the second parameter is provided.

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

 			<para><emphasis>txt</emphasis> - Header field to be inserted. The

 			value can contain pseudo-variables which will be replaced at run

-			time.

+			time. Note that the value has to be ended with "\r\n" (end of header

+			characters sequence).

 			</para>

 		</listitem>

 		<listitem>

@@ -1024,8 +1024,8 @@ append_urihf("CC-Diversion: ", "\r\n");

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

-			<para><emphasis>hf_name</emphasis> - Header field name.(long or

-			compact form)

+			<para><emphasis>hf_name</emphasis> - Header field name (long or

+			compact form). It can be only a static string value.

 			</para>

 		</listitem>

 		</itemizedlist>

@@ -1037,7 +1037,25 @@ append_urihf("CC-Diversion: ", "\r\n");

 		<title><function>is_present_hf</function> usage</title>

 		<programlisting format="linespecific">

 ...

-if (is_present_hf("From")) log(1, "From HF Present");

+if (is_present_hf("From")) xlog("From HF Present");

+...

+</programlisting>

+		</example>

+	</section>

+

+	<section id="textops.f.is_present_hf_pv">

+		<title>

+		<function moreinfo="none">is_present_hf_pv(hf_name)</function>

+		</title>

+		<para>

+		Same as is_present_hf() function, but the parameter can contain

+		variables.

+		</para>

+		<example>

+		<title><function>is_present_hf_pv</function> usage</title>

+		<programlisting format="linespecific">

+...

+if (is_present_hf_pv("$var(hname)")) xinfo("Header $var(hname) is present\n");

 ...

 </programlisting>

 		</example>

@@ -1055,7 +1073,7 @@ if (is_present_hf("From")) log(1, "From HF Present");

 		<itemizedlist>

 		<listitem>

 			<para><emphasis>hf_name_re</emphasis> - Regular expression to

-				match header field name.

+				match header field name. It can be only a static string value.

 			</para>

 		</listitem>

 		</itemizedlist>

@@ -1067,7 +1085,27 @@ if (is_present_hf("From")) log(1, "From HF Present");

 		<title><function>is_present_hf_re</function> usage</title>

 		<programlisting format="linespecific">

 ...

-if (is_present_hf_re("^P-")) log(1, "There are headers starting with P-\n");

+if (is_present_hf_re("^P-"))

+    xlog("There are headers starting with P-\n");

+...

+</programlisting>

+		</example>

+	</section>

+

+	<section id="textops.f.is_present_hf_re_pv">

+		<title>

+		<function moreinfo="none">is_present_hf_re_pv(hf_name_re)</function>

+		</title>

+		<para>

+		Same as is_present_hf_re() function, but the parameter can contain

+		variables.

+		</para>

+		<example>

+		<title><function>is_present_hf_re_pv</function> usage</title>

+		<programlisting format="linespecific">

+...

+if (is_present_hf_re_pv_("^$var(prefix)"))

+    xlog("There are headers starting with $var(prefix)\n");

 ...

 </programlisting>

 		</example>

@@ -1255,7 +1293,8 @@ if(is_method("OPTION|UPDATE"))

 		<itemizedlist>

 		<listitem>

 			<para><emphasis>hname</emphasis> - header name to be removed.

-			</para>

+			It can be only a static string (because of the optimizations

+			done at startup to speed up execution at runtime).</para>

 		</listitem>

 		</itemizedlist>

 		<para>

@@ -1271,9 +1310,26 @@ if(remove_hf("User-Agent"))

     # User Agent header removed

 }

 # compact form: remove "Contact" or "m" header

-remove_hf("Contact")

+remove_hf("Contact");

 # compact form: remove "Contact" or "m" header

-remove_hf("m")

+remove_hf("m");

+...

+</programlisting>

+		</example>

+	</section>

+

+	<section id="textops.f.remove_hf_pv">

+		<title>

+		<function moreinfo="none">remove_hf_pv(hname)</function>

+		</title>

+		<para>

+		Same as remove_hf() function, but the parameter can contain variables.

+		</para>

+		<example>

+		<title><function>remove_hf_pv</function> usage</title>

+		<programlisting format="linespecific">

+...

+remove_hf_pv("$var(hname)");

 ...

 </programlisting>

 		</example>

@@ -1314,6 +1370,26 @@ if(remove_hf_re("^P-"))

 		</example>

 	</section>

+	<section id="textops.f.remove_hf_re_pv">

+		<title>

+		<function moreinfo="none">remove_hf_re_pv(re)</function>

+		</title>

+		<para>

+		Same as remove_hf_re() function, but the parameter can contain variables.

+		</para>

+		<example>

+		<title><function>remove_hf_re_pv</function> usage</title>

+		<programlisting format="linespecific">

+...

+if(remove_hf_re_pv("^$var(prefix)"))

+{

+    # All headers starting with $var(prefix) value removed

+}

+...

+</programlisting>

+		</example>

+	</section>

+

 	<section id="textops.f.remove_hf_exp">

 		<title>

 		<function moreinfo="none">remove_hf_exp(expmatch, expskip)</function>

@@ -1356,6 +1432,27 @@ if(remove_hf_exp("^P-", "^P-Keep-"))

 		</example>

 	</section>

+	<section id="textops.f.remove_hf_exp_pv">

+		<title>

+		<function moreinfo="none">remove_hf_exp_pv(expmatch, expskip)</function>

+		</title>

+		<para>

+		Same as remove_hf_exp() function, but the parameters can contain variabes.

+		</para>

+		<example>

+		<title><function>remove_hf_exp_pv</function> usage</title>

+		<programlisting format="linespecific">

+...

+if(remove_hf_exp_pv("^$var(match)", "^$var(keep)"))

+{

+    # All headers starting with $var(match) value removed,

+    # except the ones starting with $var(keep) value

+}

+...

+</programlisting>

+		</example>

+	</section>

+

 	<section id="textops.f.has_body">

 		<title>

 		<function moreinfo="none">has_body()</function>,

@@ -1725,8 +1725,8 @@ Content-Disposition: signal;handling=required

 		<title><function>append_body_part</function> with headers</title>

 		<programlisting format="linespecific">

 ...

-$var(b) = "<info>active</info>";

-append_body_part("$var(b)", "application/xml\r\nX-Header: xyz");

+$var(b) = "7e Od 04 55 75 69 20 4d 61 6b 65 43 61 6c 6c";

+append_body_part("$var(b)", "application/vnd.cirpack.isdn-ext\r\nX-Header: xyz", "signal;handling=required");

 msg_apply_changes();

 ...

@@ -1734,6 +1734,7 @@ msg_apply_changes();

 ...

 Content-Type: application/vnd.cirpack.isdn-ext

+X-Header: xyz

 Content-Disposition: signal;handling=required

 7e Od 04 55 75 69 20 4d 61 6b 65 43 61 6c 6c

@@ -60,7 +60,7 @@ From: medabeda

 	<section>

 		<title>External Libraries or Applications</title>

 		<para>

-		The following libraries or applications must be installed before 

+		The following libraries or applications must be installed before

 		running &kamailio; with this module loaded:

 			<itemizedlist>

 			<listitem>

@@ -91,7 +91,7 @@ From: medabeda

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -119,7 +119,7 @@ if ( search("[Ss][Ii][Pp]") ) { /*....*/ };

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -158,7 +158,7 @@ if ( search_body("[Ss][Ii][Pp]") ) { /*....*/ };

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -190,7 +190,7 @@ if ( search_hf("From", ":test@", "a") ) { /*....*/ };

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -223,7 +223,7 @@ search_append("[Oo]pen[Ss]er", " SIP Proxy");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -255,7 +255,7 @@ search_append_body("[Oo]pen[Ss]er", " SIP Proxy");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -288,7 +288,7 @@ replace("openser", "&kamailio; SIP Proxy");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -352,7 +352,7 @@ replace_hdrs("&kamailio;", "&kamailio; SIP Proxy");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -385,7 +385,7 @@ replace_all("openser", "&kamailio; SIP Proxy");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -418,7 +418,7 @@ replace_body_all("openser", "&kamailio; SIP Proxy");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -556,7 +556,7 @@ replace_hdrs_str("&kamailio;", "&kamailio; SIP Proxy", "a");

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

-			<para><emphasis>'/re/repl/flags'</emphasis> - sed like regular 

+			<para><emphasis>'/re/repl/flags'</emphasis> - sed like regular

 				expression. flags can be a combination of i (case insensitive),

 				g (global) or s (match newline don't treat it as end of line).

 			</para>

@@ -572,7 +572,7 @@ replace_hdrs_str("&kamailio;", "&kamailio; SIP Proxy", "a");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -601,7 +601,7 @@ if ( subst('/^To:(.*)sip:[^@]*@[a-zA-Z0-9.]+(.*)$/t:\1$avp(sip_address)\2/ig') )

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

-			<para><emphasis>'/re/repl/flags'</emphasis> - sed like regular 

+			<para><emphasis>'/re/repl/flags'</emphasis> - sed like regular

 				expression. flags can be a combination of i (case insensitive),

 				g (global) or s (match newline don't treat it as end of line).

 			</para>

@@ -617,7 +617,7 @@ if ( subst('/^To:(.*)sip:[^@]*@[a-zA-Z0-9.]+(.*)$/t:\1$avp(sip_address)\2/ig') )

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -664,7 +664,7 @@ if (subst_uri('/^sip:([0-9]+)@(.*)$/sip:$avp(uri_prefix)\1@\2;orig_uri=\0/i')){$

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -693,7 +693,7 @@ if (subst_user('/(.*)3642$/$avp(user_prefix)\13642/')){$

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

-			<para><emphasis>'/re/repl/flags'</emphasis> - sed like regular 

+			<para><emphasis>'/re/repl/flags'</emphasis> - sed like regular

 				expression. flags can be a combination of i (case insensitive),

 				g (global) or s (match newline don't treat it as end of line).

 			</para>

@@ -709,7 +709,7 @@ if (subst_user('/(.*)3642$/$avp(user_prefix)\13642/')){$

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -750,7 +750,7 @@ if ( subst_body('/^o=(.*) /o=$fU /') ) {};

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -784,7 +784,7 @@ if ( subst_hf("From", "/:test@/:best@/", "a") ) { /*....*/ };

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -847,7 +847,7 @@ set_reply_body("test", "text/plain");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -920,7 +920,7 @@ append_to_reply("Foo: $rm at $Ts\r\n");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -957,7 +957,7 @@ append_hf("From-username: $fU\r\n", "Call-ID");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -978,24 +978,24 @@ insert_hf("To-username: $tU\r\n", "Call-ID");

 		<function moreinfo="none">append_urihf(prefix, suffix)</function>

 		</title>

 		<para>

-		Append header field name with original <acronym>Request-URI</acronym> 

+		Append header field name with original <acronym>Request-URI</acronym>

 		in middle.

 		</para>

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

-			<para><emphasis>prefix</emphasis> - string (usually at least 

+			<para><emphasis>prefix</emphasis> - string (usually at least

 			header field name).

 			</para>

 		</listitem>

 		<listitem>

-			<para><emphasis>suffix</emphasis> - string (usually at least 

+			<para><emphasis>suffix</emphasis> - string (usually at least

 			line terminator).

 			</para>

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, FAILURE_ROUTE, 

+		This function can be used from REQUEST_ROUTE, FAILURE_ROUTE,

 		BRANCH_ROUTE.

 		</para>

 		<example>

@@ -1024,13 +1024,13 @@ append_urihf("CC-Diversion: ", "\r\n");

 		<para>Meaning of the parameters is as follows:</para>

 		<itemizedlist>

 		<listitem>

-			<para><emphasis>hf_name</emphasis> - Header field name.(long or 

+			<para><emphasis>hf_name</emphasis> - Header field name.(long or

 			compact form)

 			</para>

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -1060,7 +1060,7 @@ if (is_present_hf("From")) log(1, "From HF Present");

 		</listitem>

 		</itemizedlist>

 		<para>

-		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE, 

+		This function can be used from REQUEST_ROUTE, ONREPLY_ROUTE,

 		FAILURE_ROUTE, BRANCH_ROUTE.

 		</para>

 		<example>

@@ -1080,7 +1080,7 @@ if (is_present_hf_re("^P-")) log(1, "There are headers starting with P-\n");

 		<para>

 		Adds a time header to the reply of the request. You must use it

 		before functions that are likely to send a reply, e.g., save()

-		from 'registrar' module. Header format is: 

+		from 'registrar' module. Header format is:

 		<quote>Date: %a, %d %b %Y %H:%M:%S GMT</quote>, with the legend:

 		<itemizedlist>

 		<listitem>

@@ -1117,7 +1117,7 @@ if (is_present_hf_re("^P-")) log(1, "There are headers starting with P-\n");

 		Return true if a header was successfully appended.

 		</para>

 		<para>

-		This function can be used from REQUEST_ROUTE, FAILURE_ROUTE, 

+		This function can be used from REQUEST_ROUTE, FAILURE_ROUTE,

 		BRANCH_ROUTE.

 		</para>