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RA / GIFgraph_Map-1.02 / samples / sample12.pl 
use GIFgraph::bars;
use GIFgraph::Map;

print STDERR "Processing sample 1-2\n";

@data = ( 
    ["1st","2nd","3rd","4th","5th","6th","7th", "8th", "9th"],
    [    5,   12,   24,   33,   19,    8,    6,    15,    21],
    [    1,    2,    5,    6,    3,  1.5,    1,     3,     4]
);

$my_graph = new GIFgraph::bars(600, 400);

$my_graph->set( 
	'x_label' => 'X Label',
	'y_label' => 'Y label',
	'title' => 'Two data sets',
	'y_max_value' => 40,
	'y_tick_number' => 8,
	'y_label_skip' => 2,
);

$my_graph->set_legend( 'Data set 1', 'Data set 2' );

$my_graph->plot_to_gif( "sample12.gif", \@data );

open(OUT, ">sample12.html");

$map = new GIFgraph::Map($my_graph);

print OUT "<html>\n<body>\n";

print OUT $map->imagemap("sample12.gif", \@data);

print OUT "</body>\n</html>";

close OUT;

exit;