This is how you add more file fileds to the GPS Visualizer convertion tool

_readme.md

How to add more file fields to the GPS Visualizer convertion tool

1. Go to http://www.gpsvisualizer.com/ and choose a file converter
2. Click the link Show additional file input boxes
3. Open the developper tool's console
4. Copy and paste the script below

Enjoy!

script.js

(function () {
	function _getRow(i) {
		var tr = document.createElement('tr');
		tr.setAttribute('valign', 'middle');
		var s = "<td width=\"1%\">File&nbsp;#" + i + "</td><td width=\"99%\" style=\"width:250px; max-width:250px; overflow:hidden;\"><input type=\"file\" id=\"input:uploaded_file_" + i + "\" name=\"uploaded_file_" + i + "\"></td><td width=\"1%\"><div class=\"delete_box\" onclick=\"Reset_File_Input('input:uploaded_file_" + i + "');\" title=\"reset the file input\"></div></td>";
		tr.innerHTML = s;
		return tr;
	}

	function _getContainer() {
		return $$('#more_file_boxes tbody')[0];
	}

	function _init() {
		var qty = prompt('How many fields do you want? (>8)');
		if (qty) {
			var container = _getContainer();
			for (var i = 9; i <= qty*1; i++) {
				container.appendChild(_getRow(i));
			}
		}
	}

	_init();
})();