SVG examples: line

<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">

<svg width="100%" height="100%" version="1.1" xmlns="http://www.w3.org/2000/svg">

<line x1          ="50" 
      y1          ="20" 
      x2          ="200" 
      y2          ="300"
      stroke      ="rgb(0,255,0)
      stroke-width="4"
/>

</svg>