diff --git a/codepot/src/codepot/controllers/code.php b/codepot/src/codepot/controllers/code.php
index c9f86829..413bfdc1 100644
--- a/codepot/src/codepot/controllers/code.php
+++ b/codepot/src/codepot/controllers/code.php
@@ -1559,310 +1559,4 @@ class Code extends CI_Controller
 		if ($path == '/') $path = '';
 		return $path;
 	}
-
-	function graph ($type = '', $projectid = '', $path = '', $rev = SVN_REVISION_HEAD)
-	{
-		$this->load->model ('ProjectModel', 'projects');
-
-		$login = $this->login->getUser ();
-		if (CODEPOT_SIGNIN_COMPULSORY && $login['id'] == '')
-		{
-			header($_SERVER['SERVER_PROTOCOL'].' 404 Not Found'); 
-			return;
-		}
-
-		$project = $this->projects->get ($projectid);
-		//if ($project === FALSE || ($project->public !== 'Y' && $login['id'] == ''))
-		if ($project === FALSE || !$this->_can_read ($this->projects, $projectid, $login))
-		{
-			header($_SERVER['SERVER_PROTOCOL'].' 404 Not Found'); 
-			return;
-		}
-
-		$this->load->model ('SubversionModel', 'subversion');
-
-		$path = $this->converter->HexToAscii ($path);
-		if ($path == '.') $path = ''; /* treat a period specially */
-		$path = $this->_normalize_path ($path);
-
-		if ($type == 'cloc-file')
-		{
-			// number of lines in a single file
-
-			$file = $this->subversion->getFile ($projectid, $path, $rev);
-			if ($file === FALSE)
-			{
-				header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				return;
-			}
-
-			if ($file['type'] != 'file')
-			{
-				header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				return;
-			}
-
-			// pass __FILE__ as the first argument so that tempnam creates a name
-			// in the system directory. __FILE__ can never be a valid directory.
-			$tfname = @tempnam(__FILE__, 'codepot-cloc-'); 
-			if ($tfname === FALSE)
-			{
-				header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				return;
-			}
-
-			$actual_tfname = $tfname . '.' . pathinfo ($file['name'], PATHINFO_EXTENSION);
-			@file_put_contents ($actual_tfname, $file['content']);
-
-			$cloc_cmd = sprintf ('%s --quiet --csv --csv-delimiter=":" %s', CODEPOT_CLOC_COMMAND_PATH, $actual_tfname);
-			$cloc = @popen ($cloc_cmd, 'r');
-			if ($cloc === FALSE)
-			{
-				@unlink ($tfname);
-				@unlink ($actual_tfname);
-				header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				return;
-			}
-
-			$line_count = 0;
-			$counter = FALSE;
-			while (!feof($cloc))
-			{
-				$line = @fgets ($cloc);
-				if ($line === FALSE) break;
-
-				if ($line_count == 2)
-				{
-					$counter = explode (':', $line);
-				}
-				$line_count++;
-			} 
-
-			@pclose ($cloc);
-			@unlink ($tfname);
-			@unlink ($actual_tfname);
-
-			if ($counter === FALSE)
-			{
-				$stats = array (
-					'no-data' => 0
-				);
-				$title = $file['name'];
-			}
-			else
-			{
-				$stats = array (
-					'blank' => (integer)$counter[2],
-					'comment' => (integer)$counter[3],
-					'code' => (integer)$counter[4],
-					'total' => (integer)$counter[2] + (integer)$counter[3] + (integer)$counter[4]
-				);
-
-				$title = $file['name'] . ' (' . $counter[1] . ')';
-			}
-
-			$this->load->library ('PHPGraphLib', array ('width' => 280, 'height' => 200), 'graph');
-			$this->graph->addData($stats);
-			$this->graph->setTitle($title);
-			$this->graph->setDataPoints(TRUE);
-			$this->graph->setDataValues(TRUE);
-			$this->graph->setBars(TRUE);
-			$this->graph->setXValuesHorizontal(TRUE);
-			$this->graph->setYValues (FALSE);
-			$this->graph->createGraph();
-		}
-		else if ($type == 'commits-per-month')
-		{
-			$total_commits = 0;
-			$average_commits = 0;
-			$total_months = 0;
-
-			$file = $this->subversion->getHistory ($projectid, $path, $rev);
-			if ($file === FALSE)
-			{
-				//header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				//return;
-				$stats = array ('no-data' => 0);
-			}
-			else 
-			{
-
-				$history = $file['history'];
-				$history_count = count($history);
-	
-				$stats = array();
-				for ($i = 0; $i < $history_count; $i++)
-				{
-					$h = $history[$i];
-					if (array_key_exists ('date', $h)) 
-					{
-						$date = substr($h['date'], 0, 7);
-						if (array_key_exists ($date, $stats))
-							$stats[$date]++;
-						else 
-							$stats[$date] = 1;
-					}
-				}
-
-				ksort ($stats);
-				$stats_count = count($stats);
-				$idx = 1;
-				foreach ($stats as $k => $v)
-				{
-					if ($idx == 1) 
-					{
-						$min_year = substr($k, 0, 4);
-						$min_month = substr($k, 5, 2);
-					}
-
-					if ($idx == $stats_count) 
-					{
-						$max_year = substr($k, 0, 4);
-						$max_month = substr($k, 5, 2);
-					}
-
-					$idx++;
-					$total_commits += $v;
-				}
-
-				$total_months  = 0; 
-				for ($year = $min_year; $year <= $max_year; $year++)
-				{
-					$month = ($year == $min_year)? $min_month: 1;
-					$month_end = ($year == $max_year)? $max_month: 12;
-
-					while ($month <= $month_end)
-					{
-						$date = sprintf ("%04d-%02d", $year, $month);
-
-						if (!array_key_exists ($date, $stats)) 
-						{
-							// fill the holes
-							$stats[$date] = 0;
-						}
-
-						$month++;
-						$total_months++;
-					}
-				}
-
-				if ($total_months > 0) $average_commits = $total_commits / $total_months;
-			}
-
-			ksort ($stats);
-			$stats_count = count($stats);
-
-			$graph_width = $stats_count * 8;
-			if ($graph_width < 400) $graph_width = 400;
-			$this->load->library ('PHPGraphLib', array ('width' => $graph_width, 'height' => 180), 'graph');
-			$this->graph->addData($stats);
-			$this->graph->setTitle("Commits per month ({$total_commits}/{$total_months})");
-			$this->graph->setDataPoints(FALSE);
-			$this->graph->setDataValues(FALSE);
-			$this->graph->setLine(FALSE);
-			$this->graph->setLineColor("red");
-			$this->graph->setBars(TRUE);
-			$this->graph->setBarOutline (TRUE);
-			$this->graph->setBarColor ("#EEEEEE");
-			$this->graph->setBarOutlineColor ("#AAAAAA");
-
-			$this->graph->setXValues(TRUE);
-			$this->graph->setXValuesHorizontal(TRUE);
-			if ($stats_count <= 1)
-			{
-				$this->graph->setBarSpace(TRUE);
-				//$this->graph->setDataPoints(TRUE);
-				//$this->graph->setDataPointColor("red");
-			}
-			else
-			{
-				$this->graph->setBarSpace(FALSE);
-
-				if ($stats_count <= 8)
-				{
-					$this->graph->setXValuesInterval(1);
-				}
-				else if ($stats_count <= 16)
-				{
-					$this->graph->setXValuesInterval(2);
-				}
-				else
-				{
-					$this->graph->setXValuesInterval(11);
-				}
-			}
-			//$this->graph->setGrid(FALSE);
-			$this->graph->setGridVertical(FALSE);
-			$this->graph->setGridHorizontal(TRUE);
-			if ($total_months > 0) $this->graph->setGoalLine ($average_commits, "red", "solid");
-			$this->graph->createGraph();
-		}
-		else if ($type == 'commit-share-by-users')
-		{
-			// revision is ignored
-			$file = $this->subversion->getHistory ($projectid, $path, $rev);
-			if ($file === FALSE)
-			{
-				header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				return;
-			}
-
-			$history = $file['history'];
-			$history_count = count($history);
-
-			$stats = array();
-			for ($i = 0; $i < $history_count; $i++)
-			{
-				$h = $history[$i];
-				$author = (array_key_exists ('author', $h))? $h['author']: '?';
-
-				if (array_key_exists ($author, $stats))
-					$stats[$author]++;
-				else 
-					$stats[$author] = 1;
-			}
-
-			$this->load->library ('PHPGraphLibPie', array ('width' => 400, 'height' => 300), 'graph');
-			$this->graph->addData($stats);
-			$this->graph->setTitle('Commit share by users');
-			$this->graph->setLabelTextColor('50,50,50');
-			$this->graph->setLegendTextColor('50,50,50');
-			$this->graph->createGraph();
-		}
-		else /* if ($type == 'commits-by-users') */
-		{
-			// revision is ignored
-			$file = $this->subversion->getHistory ($projectid, $path, $rev);
-			if ($file === FALSE)
-			{
-				header($_SERVER['SERVER_PROTOCOL'].' 500 Internal Server Error'); 
-				return;
-			}
-
-			$history = $file['history'];
-			$history_count = count($history);
-
-			$stats = array();
-			for ($i = 0; $i < $history_count; $i++)
-			{
-				$h = $history[$i];
-				$author = (array_key_exists ('author', $h))? $h['author']: '?';
-
-				if (array_key_exists ($author, $stats))
-					$stats[$author]++;
-				else 
-					$stats[$author] = 1;
-			}
-
-			$this->load->library ('PHPGraphLib', array ('width' => 400, 'height' => 300), 'graph');
-			$this->graph->addData($stats);
-			$this->graph->setTitle('Commits by users');
-			$this->graph->setDataPoints(TRUE);
-			$this->graph->setDataValues(TRUE);
-			//$this->graph->setLine(TRUE);
-			$this->graph->setBars(TRUE);
-			//$this->graph->setXValuesHorizontal(TRUE);
-			$this->graph->createGraph();
-		}
-	}
 }
diff --git a/codepot/src/codepot/controllers/user.php b/codepot/src/codepot/controllers/user.php
index 13ebb46c..1f9e4fc0 100644
--- a/codepot/src/codepot/controllers/user.php
+++ b/codepot/src/codepot/controllers/user.php
@@ -331,7 +331,7 @@ class User extends CI_Controller
 			}
 		}
 
-		$img = imagecreate (50, 50);
+		$img = imagecreate(50, 50);
 
 		$bgcolor = imagecolorallocate($img, 250, 255, 250);
 		imagefill ($img, 0, 0, $bgcolor);
diff --git a/codepot/src/codepot/views/code_edit.php b/codepot/src/codepot/views/code_edit.php
index d87c4a4f..4d0a13fe 100644
--- a/codepot/src/codepot/views/code_edit.php
+++ b/codepot/src/codepot/views/code_edit.php
@@ -341,7 +341,7 @@ $this->load->view (
 		if ($is_octet_stream || 
 		    in_array (strtolower($fileext), array ('png', 'jpg', 'gif', 'tif', 'bmp', 'ico')))
 		{
-			$img = @imagecreatefromstring ($file['content']);
+			$img = @imagecreatefromstring($file['content']);
 			if ($img !== FALSE)
 			{
 				@imagedestroy ($img);
diff --git a/codepot/src/codepot/views/code_file.php b/codepot/src/codepot/views/code_file.php
index 461cd245..b12581ba 100644
--- a/codepot/src/codepot/views/code_file.php
+++ b/codepot/src/codepot/views/code_file.php
@@ -24,7 +24,7 @@
 
 					if (in_array ($fileext, array ('png', 'jpg', 'jpeg', 'gif', 'tif', 'bmp', 'ico')))
 					{
-						$img = @imagecreatefromstring ($file['content']);
+						$img = @imagecreatefromstring($file['content']);
 						if ($img !== FALSE) 
 						{
 							@imagedestroy ($img);