Forum PHP.pl

function fileFields() {
var x = document.getElementById('dodajimput');
x.onclick = function() {
var i = parseFloat(this.lastChild.id)+1;
input = document.createElement("input");
input.setAttribute("type", "text");
input.setAttribute("name", 'pole_' + i);
input.setAttribute("id", i);
this.appendChild(input);
}
}


function addLoadEvent(func) {
var oldonload = window.onload;
if (typeof window.onload != 'function') {
window.onload = func;
} else {
window.onload = function() {
if (oldonload) {
oldonload();
}
func();
}
}
}

addLoadEvent(function() {
fileFields();
});

<a href="#" id="dodajimput">Dodaj</a>
<input type="text" name="pole_1" id="1" />