var size = 4;
var dates = new Array(size);
dates[0]="1m";
dates[1]="1q";
dates[2]="1y";
dates[3]="5y";
var large_ng_graph=new Array(size);
var button_hover=new Array(size);
var buttons=new Array(size);
if (document.images){
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  button_hover[i].src = "http://www.oil-price.net/TABLE2/static/hover_"+dates[i]+".png";
  buttons[i] = new Image(25, 20);
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}
var large_ng_current_but=0;
function large_ng_showGraph(id){
 document.getElementById("large_ng_button_"+large_ng_current_but).src=buttons[large_ng_current_but].src;
 document.getElementById("large_ng_graph").src=large_ng_graph[id].src;
 document.getElementById("large_ng_button_"+id).src=button_hover[id].src;
 large_ng_current_but=id;
 return true;
};
document.writeln('<table summary=\"Crude oil and commodity prices (c) http://oil-price.net\" style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12px; background-color:#efefef; border-collapse: collapse; text-align: left; border: 1px solid #000000; padding:0px; border-spacing:0px;\">');
document.writeln('<tbody style=\"padding:0px;\">');
document.writeln('<tr style=\"padding:0px;\">');
document.writeln('<td style=\"padding:0px;\">');
document.writeln('<table style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12px; background-color:#efefef; text-align: left; border: 0px; padding:0px; \" width=\"100%\">');
document.writeln('<tbody style=\"padding:0px;\">');
document.writeln('<tr><td style=\"background-color:#cecfce; font-size: 18px; font-weight: bold; color: #000000; white-space: nowrap\" colspan=4 align=\"center\">');
document.writeln('<span style=\"color: #000000\">Gas Naturale<\/span><\/td>');
document.writeln('<\/tr>');
document.writeln('<tr>');
document.writeln('<td style=\"font-size: 22px; font-weight: bold; color: #000000 text-align: left; white-space: nowrap\" >');
document.writeln('<span style=\"color: #000000\">$4.92<\/span>');
document.writeln('<\/td>');
document.writeln('<td style=\"font-size: 16px; font-weight: bold; color: green; text-align: left; white-space: nowrap\">');
document.writeln('&#9650;0.10');
document.writeln('<\/td>');
document.writeln('<td>&nbsp; <\/td>');
document.writeln('<td style=\"font-size: 16px; font-weight: bold; color: green; text-align: left; white-space: nowrap\">');
document.writeln(' 1.99%');
document.writeln('<\/td>');
document.writeln('<\/tr>');
document.writeln('<tr><td style=\"font-size: 9px; font-weight: bold; color: #FFFFFF text-align: left; white-space: nowrap\" colspan=2>');
document.writeln('<span style=\"color: #000000\">19:04 PM EDT - 2010.07.31<\/span>');
document.writeln('<\/td><\/tr>');
document.writeln('<\/tbody>');
document.writeln('<\/table>');
document.writeln('<\/td>');
document.writeln('<\/tr>');
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document.writeln('<tbody style=\"padding:0px;\">');
document.writeln('<tr style=\"padding:0px;\" valign=center><td style=\"padding:0px;\" align=center >');
document.writeln('<a target=\"_blank\" href=\"http://oil-price.net/dashboard.php?lang=it#natural_gas_large\">');
document.writeln('<img style=\"border:0px;\" src=\"http://oil-price.net/NG/1m_small.gif\" id=\"large_ng_graph\" >');
document.writeln('<\/a>');
document.writeln('<\/td>');
document.writeln('<\/tr>');
document.writeln('<tr>');
document.writeln('<td>');
document.writeln('<table style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12px; background-color:#efefef; border-collapse: collapse; text-align: left; border: 0px; padding:0px\" width=100% >');
document.writeln('<tbody style=\"padding:0px;\">');
document.writeln('<tr><td>');
document.writeln('<a target=\"_blank\" href=\"http://oil-price.net/dashboard.php?lang=it#natural_gas_large\" onMouseOver=\"large_ng_showGraph(0);\"><img style=\"border:0px;\" src=\"http://www.oil-price.net/TABLE2/static/hover_1m.png\" id=\"large_ng_button_0\"><\/a>');
document.writeln('<\/td>');
document.writeln('<td>');
document.writeln('<a target=\"_blank\" href=\"http://oil-price.net/dashboard.php?lang=it#natural_gas_large\" onMouseOver=\"large_ng_showGraph(1);\"><img style=\"border:0px;\" src=\"http://www.oil-price.net/TABLE2/static/button_1q.png\" id=\"large_ng_button_1\"><\/a>');
document.writeln('<\/td>');
document.writeln('<td>');
document.writeln('<a target=\"_blank\" href=\"http://oil-price.net/dashboard.php?lang=it#natural_gas_large\" onMouseOver=\"large_ng_showGraph(2);\"><img style=\"border:0px;\" src=\"http://www.oil-price.net/TABLE2/static/button_1y.png\" id=\"large_ng_button_2\"><\/a>');
document.writeln('<\/td>');
document.writeln('<td>');
document.writeln('<a target=\"_blank\" href=\"http://oil-price.net/dashboard.php?lang=it#natural_gas_large\" onMouseOver=\"large_ng_showGraph(3);\"><img style=\"border:0px;\" src=\"http://www.oil-price.net/TABLE2/static/button_5y.png\" id=\"large_ng_button_3\"><\/a>');
document.writeln('<\/td>');
document.writeln('<\/tr>');
document.writeln('<\/tbody>');
document.writeln('<\/table>');
document.writeln('<\/td>');
document.writeln('<\/tr>');
document.writeln('<\/tbody>');
document.writeln('<\/table>');
document.writeln('<\/td>');
document.writeln('<\/tr>');
document.writeln('<\/tbody>');
document.writeln('<\/table>');