illustratorの変数で差込印刷（複数件ある）の方法を教えてください

[{"address":{"zipcode":"000-0000","address1":"住所","adress2":"建物名称","name":"氏名"}},
{"address":{"zipcode":"000-0000","address1":"住所","adress2":"建物名称","name":"氏名"}},
{"address":{"zipcode":"000-0000","address1":"住所","adress2":"建物名称","name":"氏名"}},
...]

var jsn = File.openDialog("");
if (jsn.open('r'))
{
var tx = jsn.read();
eval("var  obj = " + tx);
f.close();
makeLabel(obj);
}

function makeLabel(obj)
{
var f = new File("~/Desktop/labelBase.ai");
var fn = "label";
var dc = open(new File(f));
var n = 0;
var i, zp;
var tx = "";
while (obj.length>0)
{
for (i=0;i<18;i++) 
{
obj[0].address.zipcode.match(/(\d{3})-?(\d{4})/);
zp = "〒" +  RegExp.$1 + "-" + RegExp.$2;
dc.textFrames[i].lines[7].characters[5].contents = obj[0].order_id;
dc.textFrames[i].lines[4].characters[0].contents = obj[0].address.name;
dc.textFrames[i].lines[2].characters[0].contents = obj[0].address.address2;
dc.textFrames[i].lines[1].characters[0].contents = obj[0].address.address1; 
dc.textFrames[i].lines[0].characters[0].contents = zp;
obj.shift();
if (obj.length==0) break;
}
dc.saveAs(new File("~/Desktop/" + fn + n + ".ai"));
dc.close();
if(obj.length>0) 
{
n++;
dc = open(new File(f));
}
}
}