diff --git a/src/messenger/webim/install/index.php b/src/messenger/webim/install/index.php
index 8c4c883c..fdfcf275 100644
--- a/src/messenger/webim/install/index.php
+++ b/src/messenger/webim/install/index.php
@@ -20,14 +20,13 @@ $page = array(
 	'localeLinks' => get_locale_links("$webimroot/install/index.php")
 );
 
-
 $page['done'] = array();
 $page['nextstep'] = false;
 $page['nextnotice'] = false;
 $errors = array();
 
 function check_connection() {
-	global $mysqlhost,$mysqllogin,$mysqlpass, $page, $errors;
+	global $mysqlhost,$mysqllogin,$mysqlpass, $page, $errors, $webimroot;
 	$link = @mysql_connect($mysqlhost,$mysqllogin,$mysqlpass);
 	if ($link) {
 		$result = mysql_query("SELECT VERSION() as c", $link);
@@ -47,7 +46,7 @@ function check_connection() {
 }
 
 function check_database($link) {
-	global $mysqldb, $force_charset_in_connection, $dbencoding, $page;
+	global $mysqldb, $force_charset_in_connection, $dbencoding, $page, $webimroot;
 	if(mysql_select_db($mysqldb,$link)) {
 		$page['done'][] = getlocal2("install.2.db_exists", array($mysqldb));
 		if( $force_charset_in_connection ) {
@@ -57,13 +56,13 @@ function check_database($link) {
 	} else {
 		$page['nextstep'] = getlocal2("install.2.create", array($mysqldb));
 		$page['nextnotice'] = getlocal("install.2.notice");
-		$page['nextstepurl'] = "dbperform.php?act=createdb";
+		$page['nextstepurl'] = "$webimroot/install/dbperform.php?act=createdb";
 	}
 	return false;
 }
 
 function check_tables($link) {
-	global $dbtables, $page;
+	global $dbtables, $page, $webimroot;
 	$curr_tables = get_tables($link);
 	if( $curr_tables !== false) {
 		$tocreate = array_diff(array_keys($dbtables), $curr_tables);
@@ -72,14 +71,14 @@ function check_tables($link) {
 			return true;
 		} else {
 			$page['nextstep'] = getlocal("install.3.create");
-			$page['nextstepurl'] = "dbperform.php?act=createtables";
+			$page['nextstepurl'] = "$webimroot/install/dbperform.php?act=createtables";
 		}
 	}
 	return false;
 }
 
 function check_columns($link) {
-	global $dbtables, $dbtables_can_update, $errors, $page;
+	global $dbtables, $dbtables_can_update, $errors, $page, $webimroot;
 
 	$need_to_create_columns = false;
 	foreach( $dbtables as $id => $columns) {
@@ -93,7 +92,7 @@ function check_columns($link) {
 			if( count($cannot_update) != 0) {
 				$errors[] = "Key columns are absent in table `$id'. Unable to continue installation.";
 				$page['nextstep'] = getlocal("install.kill_tables");
-				$page['nextstepurl'] = "dbperform.php?act=droptables";
+				$page['nextstepurl'] = "$webimroot/install/dbperform.php?act=droptables";
 				$page['nextnotice'] = getlocal("install.kill_tables.notice");
 				return false;
 			}
@@ -103,7 +102,7 @@ function check_columns($link) {
 
 	if( $need_to_create_columns ) {
 		$page['nextstep'] = getlocal("install.4.create");
-		$page['nextstepurl'] = "dbperform.php?act=addcolumns";
+		$page['nextstepurl'] = "$webimroot/install/dbperform.php?act=addcolumns";
 		$page['nextnotice'] = getlocal("install.4.notice");
 		return false;
 	}
diff --git a/src/messenger/webim/install/view_index.php b/src/messenger/webim/install/view_index.php
index 6e6a8682..40b2c042 100644
--- a/src/messenger/webim/install/view_index.php
+++ b/src/messenger/webim/install/view_index.php
@@ -34,9 +34,9 @@
 <table width="100%" cellpadding="2" cellspacing="0" border="0">
 <tr>
 <td valign="top" class="text">
-	
+
 		<h1><?php echo getlocal("install.title") ?></h1>
-	
+
 
 	<?php echo getlocal("install.message") ?>
 <br />
diff --git a/src/messenger/webim/install/view_installerr.php b/src/messenger/webim/install/view_installerr.php
index 4cb4ebda..3361a494 100644
--- a/src/messenger/webim/install/view_installerr.php
+++ b/src/messenger/webim/install/view_installerr.php
@@ -34,9 +34,9 @@
 <table width="100%" cellpadding="2" cellspacing="0" border="0">
 <tr>
 <td valign="top" class="text">
-	
+
 		<h1><?php echo getlocal("install.err.title") ?></h1>
-	
+
 
 	<?php if( isset($errors) && count($errors) > 0 ) { ?>
 		<table cellspacing="0" cellpadding="0" border="0">