anchor.diff:  					.scale y
   					.orient \left
   
  -				svg = d3.select \body
  +				svg = d3.select \#graph
   					.append \svg
   						.attr \width  width  + margin.left + margin.right
   						.attr \height height + margin.top  + margin.bottom
  -							..append \g
  -								.attr \transform "translate(#{margin.left}, #{margin.top})"
  +					.append \g
  +						.attr \transform "translate(#{margin.left}, #{margin.top})"
   
   				line = d3.svg.line!
   					.x -> x new Date it.timestamp
  -					.y -> y it.value
  +					.y -> y +it.value
   
   				svg.append \g
   					.attr \class 'x axis'
  
positive.code: 		script(src='https://d3js.org/d3.v3.min.js')
  		script(src='/socket.io/socket.io.js')
  		style.
  			body {
  				font: 10px sans-serif;
  			}
  
  
negative.code: 					top:    20
  					right:  20
  					bottom: 30
  					left:   30
  				width  = window.inner-width        - margin.left - margin.right
  				height = 0.5 * window.inner-height - margin.top - margin.bottom
  
  				x = d3.time.scale!.range   [0 width]
  				y = d3.scale.linear!.range [height, 0]
  