dashBoardGraphics = {
const width = 800,
height = 800;
const svg = d3.create("svg")
.attr("viewBox", [0, 0, width, height]);
var p = svg.selectAll("polyline")
.data(dashboard_graphics)
.enter()
.append("polyline")
.attr('points',function(d){return d})
.style('fill','black')
.style('stroke','rgb(0,0,0)')
.style('stroke-width','2')
p.enter().append("polyline")
.data(smoke)
.enter()
.append("polyline")
.attr('points',function(d){return d})
.style('fill','none')
.style('stroke','rgb(0,0,0)')
.style('stroke-width','1')
.style('stroke-dasharray','6,3')
return svg.node();
}