var upload_number = 2; 
function addFileInput() { 
	var d = document.createElement("div"); 
	var l = document.createElement("a"); 
	var file = document.createElement("input");
	file.setAttribute("type", "file"); 
	file.setAttribute("name", "attachment"+upload_number); 
	l.setAttribute("href", "javascript:removeFileInput('f"+upload_number+"');"); 
	l.appendChild(document.createTextNode("remove")); 
	d.setAttribute("id", "f"+upload_number);
	d.appendChild(file); d.appendChild(l); 
	document.getElementById("moreUploads").appendChild(d); 
	upload_number++; 
}

function removeFileInput(i){ 
	var elm = document.getElementById(i); 
	document.getElementById("moreUploads").removeChild(elm);
}