diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 92f2cb62308..947b3800d60 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -2890,188 +2890,6 @@ function dol_substr($string, $start, $length, $stringencoding='', $trunconbytes=
 }
 
 
-/**
- *  Show a javascript graph.
- *  Do not use this function anymore. Use DolGraph class instead.
- *
- *  @param		string	$htmlid			Html id name
- *  @param		int		$width			Width in pixel
- *  @param		int		$height			Height in pixel
- *  @param		array	$data			Data array
- *  @param		int		$showlegend		1 to show legend, 0 otherwise
- *  @param		string	$type			Type of graph ('pie', 'barline')
- *  @param		int		$showpercent	Show percent (with type='pie' only)
- *  @param		string	$url			Param to add an url to click values
- *  @param		int		$combineother	0=No combine, 0.05=Combine if lower than 5%
- *  @param      int     $shownographyet Show graph to say there is not enough data
- *  @return		void
- *  @deprecated
- *  @see DolGraph
- */
-function dol_print_graph($htmlid,$width,$height,$data,$showlegend=0,$type='pie',$showpercent=0,$url='',$combineother=0.05,$shownographyet=0)
-{
-	dol_syslog(__FUNCTION__ . " is deprecated", LOG_WARNING);
-
-	global $conf,$langs;
-	global $theme_datacolor;    // To have var kept when function is called several times
-
-	if ($shownographyet)
-	{
-		print '<div class="nographyet" style="width:'.$width.'px;height:'.$height.'px;"></div>';
-		print '<div class="nographyettext">'.$langs->trans("NotEnoughDataYet").'</div>';
-		return;
-	}
-
-	if (empty($conf->use_javascript_ajax)) return;
-	$jsgraphlib='flot';
-	$datacolor=array();
-
-	// Load colors of theme into $datacolor array
-	$color_file = DOL_DOCUMENT_ROOT."/theme/".$conf->theme."/graph-color.php";
-	if (is_readable($color_file))
-	{
-		include_once $color_file;
-		if (isset($theme_datacolor))
-		{
-			$datacolor=array();
-			foreach($theme_datacolor as $val)
-			{
-				$datacolor[]="#".sprintf("%02x",$val[0]).sprintf("%02x",$val[1]).sprintf("%02x",$val[2]);
-			}
-		}
-	}
-	print '<div id="'.$htmlid.'" style="width:'.$width.'px;height:'.$height.'px;"></div>';
-
-	// We use Flot js lib
-	if ($jsgraphlib == 'flot')
-	{
-		if ($type == 'pie')
-		{
-			// data is   array('series'=>array(serie1,serie2,...),
-			//                 'seriestype'=>array('bar','line',...),
-			//                 'seriescolor'=>array(0=>'#999999',1=>'#999999',...)
-			//                 'xlabel'=>array(0=>labelx1,1=>labelx2,...));
-			// serieX is array('label'=>'label', data=>val)
-			print '
-			<script type="text/javascript">
-			$(function () {
-				var data = '.json_encode($data['series']).';
-
-				function plotWithOptions() {
-					$.plot($("#'.$htmlid.'"), data,
-					{
-						series: {
-							pie: {
-								show: true,
-								radius: 0.8,';
-			if ($combineother)
-			{
-				print '
-								combine: {
-								 	threshold: '.$combineother.'
-								},';
-			}
-			print '
-								label: {
-									show: true,
-									radius: 0.9,
-									formatter: function(label, series) {
-										var percent=Math.round(series.percent);
-										var number=series.data[0][1];
-										return \'';
-										print '<div style="font-size:8pt;text-align:center;padding:2px;color:black;">';
-										if ($url) print '<a style="color: #FFFFFF;" border="0" href="'.$url.'">';
-										print '\'+'.($showlegend?'number':'label+\' \'+number');
-										if (! empty($showpercent)) print '+\'<br/>\'+percent+\'%\'';
-										print '+\'';
-										if ($url) print '</a>';
-										print '</div>\';
-									},
-									background: {
-										opacity: 0.0,
-										color: \'#000000\'
-									},
-								}
-							}
-						},
-						zoom: {
-							interactive: true
-						},
-						pan: {
-							interactive: true
-						},';
-						if (count($datacolor))
-						{
-							print 'colors: '.(! empty($data['seriescolor']) ? json_encode($data['seriescolor']) : json_encode($datacolor)).',';
-						}
-						print 'legend: {show: '.($showlegend?'true':'false').', position: \'ne\' }
-					});
-				}
-				plotWithOptions();
-			});
-			</script>';
-		}
-		else if ($type == 'barline')
-		{
-			// data is   array('series'=>array(serie1,serie2,...),
-			//                 'seriestype'=>array('bar','line',...),
-			//                 'seriescolor'=>array(0=>'#999999',1=>'#999999',...)
-			//                 'xlabel'=>array(0=>labelx1,1=>labelx2,...));
-			// serieX is array('label'=>'label', data=>array(0=>y1,1=>y2,...)) with same nb of value than into xlabel
-			print '
-			<script type="text/javascript">
-			$(function () {
-				var data = [';
-				$i=0; $outputserie=0;
-				foreach($data['series'] as $serie)
-				{
-					if ($data['seriestype'][$i]=='line') { $i++; continue; };
-					if ($outputserie > 0) print ',';
-					print '{ bars: { stack: 0, show: true, barWidth: 0.9, align: \'center\' }, label: \''.dol_escape_js($serie['label']).'\', data: '.json_encode($serie['data']).'}'."\n";
-					$outputserie++; $i++;
-				}
-				if ($outputserie) print ', ';
-				//print '];
-				//var datalines = [';
-				$i=0; $outputserie=0;
-				foreach($data['series'] as $serie)
-				{
-					if (empty($data['seriestype'][$i]) || $data['seriestype'][$i]=='bar') { $i++; continue; };
-					if ($outputserie > 0) print ',';
-					print '{ lines: { show: true }, label: \''.dol_escape_js($serie['label']).'\', data: '.json_encode($serie['data']).'}'."\n";
-					$outputserie++; $i++;
-				}
-				print '];
-				var dataticks = '.json_encode($data['xlabel']).'
-
-				function plotWithOptions() {
-					$.plot(jQuery("#'.$htmlid.'"), data,
-					{
-						series: {
-							stack: 0
-						},
-						zoom: {
-							interactive: true
-						},
-						pan: {
-							interactive: true
-						},';
-						if (count($datacolor))
-						{
-							print 'colors: '.json_encode($datacolor).',';
-						}
-						print 'legend: {show: '.($showlegend?'true':'false').'},
-						xaxis: {ticks: dataticks}
-					});
-				}
-				plotWithOptions();
-			});
-			</script>';
-		}
-		else print 'BadValueForParameterType';
-	}
-}
-
 /**
  *	Truncate a string to a particular length adding '...' if string larger than length.
  * 	If length = max length+1, we do no truncate to avoid having just 1 char replaced with '...'.