/**
 * 
 */
var phoneNumberNode = '';
var currentValue = '';
var previousValue = '';
var nameNode = '';

function setNameElement ()
{
	nameNode = document.getElementById ("name");
	nameNode.value = 'Name';
}

function setPhoneNumberElement ()
{
	phoneNumberNode = document.getElementById("phoneNumber");
	phoneNumberNode.value = 'Rufnummer';
}

function checkOnInsert ()
{
	previousValue = currentValue;
	currentValue = phoneNumberNode.value;
	var regexp = /^(((\+{1})|(0{1,2}))([1-9]([\/0-9\s-]{0,20})?)?)?$/;
	var check = regexp.test (currentValue);
	if (check) {
		previousValue = currentValue;
		phoneNumberNode.value = currentValue;
		checkSubmit ();
	} else {
		currentValue = previousValue;
		phoneNumberNode.value = previousValue;
	}
}