function generateQR(){
	
	var theText = document.getElementById("fmText");
	
	if (!theText.value){
		alert("Please enter some text into the field")
		theText.focus();
		return false;
	}
	
	var thePreview = document.getElementById("imgPreview");
	thePreview.src = "/_images/site_addons/loading_qr.jpg";

	ajax = create_ajax();
	
	ajax.onreadystatechange=function(){
		if (ajax.readyState==4 && ajax.status==200){
			response = ajax.responseText;
			thePreview.src = "/_assets/temp/"+response+".png";
		}
	}
	
	post_vars = "fmText="+theText.value;
	
	run_ajax(ajax,"GET","/_ajax/generate_qrcode.asp",post_vars);
	
}

function watermarkLoading(){
	
	var theImg = document.getElementById("imgWatermarkUpload");
	theImg.src = "/_images/site_addons/watermark_loading.jpg";
	
}

function changeTab(tabID){
	
	$(".divTabbedContentContainer").hide();
	$(".aTabbedContent").removeClass("on");
	
	$("#divTabbedContentContainer_"+tabID).fadeIn();
	$("#aTabbedContent_"+tabID).addClass("on");
	
}

function drawChart(){

	var data = new google.visualization.DataTable();
	data.addColumn('string', 'Team');
	data.addColumn('number', 'Number of People');
	data.addRows(5);
	data.setValue(0, 0, $("#fmChartSeries_1").val());
	data.setValue(0, 1, parseInt($("#fmChartData_1").val()));
	data.setValue(1, 0, $("#fmChartSeries_2").val());
	data.setValue(1, 1, parseInt($("#fmChartData_2").val()));
	data.setValue(2, 0, $("#fmChartSeries_3").val());
	data.setValue(2, 1, parseInt($("#fmChartData_3").val()));
	data.setValue(3, 0, $("#fmChartSeries_4").val());
	data.setValue(3, 1, parseInt($("#fmChartData_4").val()));
	data.setValue(4, 0, $("#fmChartSeries_5").val());
	data.setValue(4, 1, parseInt($("#fmChartData_5").val()));

	new google.visualization.PieChart(document.getElementById('chart_div')).
	draw(data, {title:$("#fmTitle").val(),is3D:true,width:651,height:300});
	
}