just another inlet to tributary

inlet.js

var pathWay = [];
var back = [];

var path = g.append('path')
            .attr('stroke','red')
            .attr('stroke-width','2')
            .attr('fill',"none")
            .attr('id','path')
            .attr('fill-opacity','0.5')
            .attr('class','drawit')
            .attr('transform','scale(1)')
            .attr('id','pathWay')
			.attr('d','')
    
     
    g.on('click',function(){
      console.log('dfgsd')
      pathWay.push(d3.mouse(this))
      back.push([d3.mouse(this)[0]+100,d3.mouse(this)[1]])
      redraw()
    
    }).on('mousedown',function(){
    	plab = 'sdfds'
    
    }).on('mouseup',function(){
    	console.log(plab)
    
    })
      
      
      
      function redraw(){
		var curve = '';
        for(i in pathWay){
      	var e = pathWay[i];
          
        var x = e[0];
        var y = e[1];   
          
        if(curve == ''){
        
        curve  = 'M'+x+','+y+' ';
      	
      }else{
         curve  += 'L'+x+','+y+' '
        
      }
        
         
        
        }
        
    for(i in back){
      	var e = back[i];
          
        var x = e[0];
        var y = e[1];   
          
          if(i == 0){
                
                curve  += 'M'+x+','+y+' ';
          } else{
             curve  += 'L'+x+','+y+' '
            
          }
             
        
        
        }    
        
        
       console.log('sdfsdfsdfsdfsdfsd',curve) 
      path.attr('d',curve)
    	

      
      
      
      
      }