just another inlet to tributary

inlet.js

var x_scale = d3.scale.linear().domain([0,100]).range([0,500]);
var h=20;
//x-origin
var o=30;
//y-origin    
var l=30;
    
var color = d3.scale.category20();
    
var array1 = [16,25,9,12,38];
    
var selection = g.selectAll('rect')
    .data(array1)
    .enter()
    	.append('rect')
    .attr('fill',function(d,i){return color(i)})
    	.attr('height',h)
    .attr('width',function(d,i){
    	return x_scale(d);
    	})
    .attr('x',function(d,i){
      	var cw = x_scale(d);
		var temp = o;
        o = o + cw
    	return temp;
    	}) 
    .attr('y',l)
    .transition() 
    .duration(2000)
    .attr('x',0)
    .attr('y',function(d,i){
    	return i * 50;
    });