bug fix

// CoNLL-U SVG Viewer by Koichi Yasuoka, January 10, 2020.

// CoNLL-U SVG Viewer by Koichi Yasuoka, September 14, 2020.

// Nos. 1, 2, 4, 5, 7, 8 and 10 columns are used.

"use strict";

var conllusvg=new Object();

      if(f.length==2&&k[2]!=null){

	if(f[0]==c.nodes[i].id&&k[2].text!="_"){

	  c.nodes[i].form=k[2].text;

	  for(j=i+1;c.nodes[j].id-f[1]<1;j++)

	  for(j=i+1;c.nodes[j]!=null;j++){

	    if(c.nodes[j].id-f[1]>0)

	      break;

	    c.nodes[j].form="_";

	  }

	}

      }

    }

  }

}

conllusvg.groupNodes=function(textid){

  var c=conllusvg.main[textid];

  var x,i,j;