problema con graficas

[gjx2]

Solucion Al primer problema de
dcreate

Código php:

require_once ("jpgraph/jpgraph.php");  
require_once ("jpgraph/jpgraph_line.php");  
require_once ("jpgraph/jpgraph_bar.php");  
 
 
$valor1= $_POST['valor1']; 
$valor2= $_POST['valor2']; 
$valor3= $_POST['valor3']; 
 
 
$datay = array($valor1,$valor2,$valor3);
 
$graph = new Graph(980,680); 
$graph->SetMarginColor('white'); 
$graph->SetScale("intlin"); 
$graph->SetShadow(); 
$graph->SetFrame(true); 
$graph->img->SetMargin(80,30,80,40); 
$graph->title->Set('GRAFICA'); 
$graph->ygrid->SetFill(true,'#[email protected]','#[email protected]'); 
 
 
 
 
 
 
// Create the linear plot  
$lineplot=new LinePlot($datay);  
$lineplot->SetCenter(); 
$lineplot->mark->SetType(MARK_FILLEDCIRCLE); 
$lineplot->mark->SetWidth(5); 
$lineplot->mark->SetColor('black'); 
$lineplot->mark->SetFillColor('red'); 
//$lineplot->SetCSIMTargets($targ,$alt); 
 
// Add the plots to the graph  
$graph->Add($lineplot);   
 
$graph->Stroke();