var setSeriesAttrButt = new PP.Ui.Button({
	ParentNode: document.body, //DOM parent node
	Content: "Determine Set of Attributes", //text
	Click: PP.Delegate(onClickSetSeriesAttr)
});
function onClickSetSeriesAttr()
	{
		//Set workbook value
		var wbk = args.Workbook;
		//Get the first workbook series
		var serie = [wbk.getActiveSheet().getSeries()[0]];
		var firstVisiblearrtibute;
		//Get the first visible and non-predefined attribute of the first series
		var origAttributes = serie[0].atts.its.it
		for (var i = 0; i < origAttributes.length; i++)
			{
				if (origAttributes[i].predefined == False && origAttributes[i].vis == True)
					{
						firstVisiblearrtibute = {
							dt: origAttributes[i].dt,
							id: origAttributes[i].id,
							k: origAttributes[i].k,
							n: origAttributes[i].n,
							predefined: False,
							value: ""
						}
						break;						
					}
				}
		//Create an object used as a parameter for the setSeriesAttr method
		series = [{
			k: serie[0].k, 
			atts:{its:{it: [firstVisiblearrtibute]}},
			id: serie[0].id,
			kind: serie[0].kind,
			selectedUnit: ""
		}];
		//Set first series attributes
		tsService.setSeriesAttr(wbk, series, PP.Delegate(onSetAttr, this));
		//Sets method execution end handler
		function onSetAttr(){
			 //Refreshes table
			var gridView = workbookBox.getDataView().getGridView();
			gridView.getInstance().reset();
			};
	}