function enable_comments(onderdeel){
	var inputs = getElementsByClassName('bginput');

	for (var i = 0; i < inputs.length; ++i) {
		var input = inputs[i];
		if(onderdeel == "bestellen"){
			input.onfocus = show_comment_bestellen;
		}
		else if(onderdeel == "inloggen"){
			input.onfocus = show_comment_account_inloggen;
		}
		else if(onderdeel == "registreren"){
			input.onfocus = show_comment_account_registreren;
		}
		else if(onderdeel == "persoonsgegevens_aanpassen"){
			input.onfocus = show_comment_account_persoonsgegevens_aanpassen;
		}
		else{
			input.onfocus = show_comment_bestellen;
		}
	}
}

function show_comment_bestellen(){
	var inputname = this.name
	var cellen = getElementsByClassName("comment_"+inputname);

	if(document.getElementById("foutmelding_"+inputname)){
		document.getElementById("foutmelding_"+inputname).parentNode.removeChild(document.getElementById("foutmelding_"+inputname));
	}

	while(document.getElementById('ajax_comment')){
		var element = document.getElementById('ajax_comment');
		element.parentNode.removeChild(element);
	}

	for (var i = 0; i < cellen.length; ++i) {
		var cel = cellen[i];
		var uitleg = this.title;

		var uitlegspan = document.createElement('span');
		uitlegspan.setAttribute("id","ajax_comment");
		uitlegspan.innerHTML = uitleg;
		cel.appendChild(uitlegspan);
		cel.style.width = "271px";
		document.getElementById(inputname).onblur =function() { verstuur_gegevens("/ajax/ajax_bestellen_invoer.php", inputname, document.getElementById(inputname).value);delete_comment();};
	}
}

function show_comment_account_inloggen(){
	var inputname = this.name
	var cellen = getElementsByClassName("comment_"+inputname);

	if(document.getElementById("foutmelding_"+inputname)){
		document.getElementById("foutmelding_"+inputname).parentNode.removeChild(document.getElementById("foutmelding_"+inputname));
	}

	while(document.getElementById('ajax_comment')){
		var element = document.getElementById('ajax_comment');
		element.parentNode.removeChild(element);
	}

	for (var i = 0; i < cellen.length; ++i) {
		var cel = cellen[i];
		var uitleg = this.title;

		var uitlegspan = document.createElement('span');
		uitlegspan.setAttribute("id","ajax_comment");
		uitlegspan.innerHTML = uitleg;
		cel.appendChild(uitlegspan);
		cel.style.width = "271px";
		document.getElementById(inputname).onblur =function() { verstuur_gegevens("/ajax/ajax_account_inloggen_invoer.php", inputname, document.getElementById(inputname).value);delete_comment();};
	}
}

function show_comment_account_registreren(){
	var inputname = this.name
	var cellen = getElementsByClassName("comment_"+inputname);

	if(document.getElementById("foutmelding_"+inputname)){
		document.getElementById("foutmelding_"+inputname).parentNode.removeChild(document.getElementById("foutmelding_"+inputname));
	}

	while(document.getElementById('ajax_comment')){
		var element = document.getElementById('ajax_comment');
		element.parentNode.removeChild(element);
	}

	for (var i = 0; i < cellen.length; ++i) {
		var cel = cellen[i];
		var uitleg = this.title;

		var uitlegspan = document.createElement('span');
		uitlegspan.setAttribute("id","ajax_comment");
		uitlegspan.innerHTML = uitleg;
		cel.appendChild(uitlegspan);
		cel.style.width = "271px";
		document.getElementById(inputname).onblur =function() { verstuur_gegevens("/ajax/ajax_account_registreren_invoer.php", inputname, document.getElementById(inputname).value);delete_comment();};
	}
}

function show_comment_account_persoonsgegevens_aanpassen(){
	var inputname = this.name
	var cellen = getElementsByClassName("comment_"+inputname);

	if(document.getElementById("foutmelding_"+inputname)){
		document.getElementById("foutmelding_"+inputname).parentNode.removeChild(document.getElementById("foutmelding_"+inputname));
	}

	while(document.getElementById('ajax_comment')){
		var element = document.getElementById('ajax_comment');
		element.parentNode.removeChild(element);
	}

	for (var i = 0; i < cellen.length; ++i) {
		var cel = cellen[i];
		var uitleg = this.title;

		var uitlegspan = document.createElement('span');
		uitlegspan.setAttribute("id","ajax_comment");
		uitlegspan.innerHTML = uitleg;
		cel.appendChild(uitlegspan);
		cel.style.width = "271px";
		document.getElementById(inputname).onblur =function() { verstuur_gegevens("/ajax/ajax_account_persoonsgegevens_aanpassen.php", inputname, document.getElementById(inputname).value);delete_comment();};
	}
}

function delete_comment(){
	while(document.getElementById('ajax_comment')){
		var element = document.getElementById('ajax_comment');
		element.parentNode.removeChild(element);
	}
}