function checkForm(formID){
	myForm = document.getElementById(formID);
	if (typeof(myForm) != "object") return false;
	myElements = myForm.elements;
	// RESET ALL
	for (f=0; f<myElements.length; f++){
		myElements[f].style.backgroundColor = "#FFFFFF";
	}
	myError = new Array();
	for (f=0; f<myElements.length; f++){
		myElement = myElements[f];
		if (myElement.id.indexOf('_req') != -1){
			// REQUIRED FIELD
			if (myElement.value == "") {
				myError.push(myElement);
			}
		}
	}
	if (myError.length > 0){
		for (f=0; f<myError.length; f++){
			myError[f].style.backgroundImage = "url(images/formerror.gif)";
			myError[f].style.backgroundColor = "#FFFFFF";
			myError[f].style.backgroundRepeat = "no-repeat";
			myError[f].style.backgroundPosition = "top right";
		}
		alert('Bitte füllen Sie alle Pflichtfelder aus,\nbevor Sie das Formular absenden.');
		
		return false;
	} else { 
		return true;
	}
	return false;
}


function setAnswer(threadTitle, threadID){
	document.getElementById('userparent').value = threadID;
	document.getElementById('userparent_title').innerHTML = threadTitle;
	document.getElementById('createNewTitle').style.display = "none";
	document.getElementById('isAnswer').style.display = "block";
}

function unsetAnswer(){
	document.getElementById('userparent').value = "";
	document.getElementById('createNewTitle').style.display = "block";
	document.getElementById('isAnswer').style.display = "none";
}