// Create the graph. These two calls are always required

$graph

 = 

new

 Graph(310,200);   

$graph

->SetScale(“textlin”);

$graph

->SetShadow();

$graph

->img->SetMargin(40,30,20,40);

// Create the bar plots

$b1plot

 = 

new

 BarPlot(

$data1y

);

$b1plot

->SetFillColor(“orange”);

$b2plot

 = 

new

 BarPlot(

$data2y

);

$b2plot

->SetFillColor(“blue”);

// Create the grouped bar plot

$gbplot

 = 

new

 GroupBarPlot(

array

(

$b1plot

,

$b2plot

));

// …and add it to the graPH

$graph

->Add(

$gbplot

);

$graph

->title->Set(“Example 21″);

$graph

->xaxis->title->Set(“X-title”);

$graph

->yaxis->title->Set(“Y-title”);

$graph

->title->SetFont(FF_FONT1,FS_BOLD);

$graph

->yaxis->title->SetFont(FF_FONT1,FS_BOLD);

$graph

->xaxis->title->SetFont(FF_FONT1,FS_BOLD);