/*  d3  */  
document.write("<script src='d3.v4.js'><\/script>")    
document.write("<script src='d3-force-3d.bundle.js'><\/script>")    
document.write("<script src='d3-force-bounce.js'><\/script>")    
document.write("<script src='d3-force-magnetic.js'><\/script>")    
document.write("<script src='d3-force-surface.js'><\/script>")    
document.write("<script src='d3-geo.js'><\/script>")    
document.write("<script src='d3-geo-polygon.js'><\/script>")    
document.write("<script src='d3-geo-projection-clip-polyhedral.js'><\/script>")    
document.write("<script src='d3-geo-voronoi.js'><\/script>")    
/*  topojson */  
document.write("<script src='topojson.v3.js'><\/script>")    
/*  three */  
document.write("<script src='three.min.js'><\/script>")    
document.write("<script src='three-trackballcontrols.js'><\/script>")