js DOM deleteRow()

var row_no=0;
var row_i=0;

function addRow(tbl,row){
row_no++;
var textbox  = '<input type="text" class="pole1" id="pole1'+row_no+'" name="pole1'+row_no+'" value="" />';
var textbox2 = '<input type="text" class="pole2" id="pole2'+row_no+'" name="pole2'+row_no+'" value=""/>';
var textbox3 = '<input type="text" class="pole3" id="pole3'+row_no+'" name="pole3'+row_no+'" value="" />';
var textbox4 = '<input type="text" class="pole4" id="pole4'+row_no+'" name="pole4'+row_no+'" value="" />';
var textbox5 = '<input type="text" class="pole5" id="pole5'+row_no+'" name="pole5'+row_no+'" value="" />';
var textbox6 = '<input type="text" class="pole6" id="pole6'+row_no+'" name="pole6'+row_no+'" value="" />';
var button = '<input type="button" value="x" id="tlacXjs" onclick="removeValue(this);" name="button" title="Vymaže zboží z objednávky" />';
var tbl = document.getElementById(tbl);
var rowIndex = document.getElementById(row).value;
var newRow = tbl.insertRow(row_no);
var newCell = newRow.insertCell(0);
newCell.innerHTML = textbox;
var newCell = newRow.insertCell(1);
newCell.innerHTML = textbox2;
var newCell = newRow.insertCell(2);
newCell.innerHTML = textbox3;
var newCell = newRow.insertCell(3);
newCell.innerHTML = textbox4;
var newCell = newRow.insertCell(4);
newCell.innerHTML = textbox5;
var newCell = newRow.insertCell(5);
newCell.innerHTML = textbox6;
var newCell = newRow.insertCell(6);
newCell.innerHTML = button;
if (row_no>=20){
alert ("Příliš mnoho položek - vytvořte novou objednávku");
document.objednavka.tlacPridatZbozi.disabled=true;
}
else {
document.objednavka.tlacPridatZbozi.disabled=false;
}
}

function smaz() {

document.getElementById('table1').deleteRow(row_no);
row_no--;
}

function removeValue(s) {

var u=s.parentNode.parentNode.rowIndex;
row_i = u;

var j = 1; 
var g = row_i; 
var h = row_i + 1;

for (g ; g<=row_no; g++) {

for (f=1; f<=6; f++) {
	
	document.getElementById('pole'+String(j)+String(g)).value = document.getElementById('pole'+String(j)+String(h)).value;
	j++;
	}
	j=1;
	h++;
}
}