function getObject(obj)
{
	var theObj;
	if (document.all)
	{
		if (typeof obj=="string")
		{
			return document.all(obj);
		}
		else
		{
			return obj.style;
		}
	}
	if(document.getElementById)
	{
		if(typeof obj=="string")
		{
			return document.getElementById(obj);
		}
		else
		{
			return obj.style;
		}
	}
	return null;
}



function charsRemaining(field_id, span_id)
{
	var objFieldID = getObject(field_id);
	var objSpanID = getObject(span_id);
	var intLength = objFieldID.maxLength - objFieldID.value.length;
	if (intLength <= 0)
	{
		intLength = 0;
	}
	objSpanID.innerHTML = intLength + ' karakterer tilbage';
}



function clearObject(span_id)
{
	var objSpanID = getObject(span_id);
	objSpanID.innerHTML = '';
}




//Highlight form element- © Dynamic Drive (www.dynamicdrive.com)
//For full source code, 100's more DHTML scripts, and TOS,
//visit http://www.dynamicdrive.com

var highlightcolor="#ffcc33"

var ns6=document.getElementById&&!document.all
var previous=''
var eventobj

//Regular expression to highlight only form elements
var intended=/INPUT|TEXTAREA|SELECT|OPTION/

//Function to check whether element clicked is form element
function checkel(which){
if (which.style&&intended.test(which.tagName)){
if (ns6&&eventobj.nodeType==3)
eventobj=eventobj.parentNode.parentNode
return true
}
else
return false
}

//Function to highlight form element
function highlight(e){
eventobj=ns6? e.target : event.srcElement
if (previous!=''){
if (checkel(previous))
previous.style.backgroundColor=''
previous=eventobj
if (checkel(eventobj))
eventobj.style.backgroundColor=highlightcolor
}
else{
if (checkel(eventobj))
eventobj.style.backgroundColor=highlightcolor
previous=eventobj
}
}



function confirmAction(strText, strUrl)
{
	var bolAnswer = confirm (strText)
	if (bolAnswer)
	{
		window.location = strUrl
	}
}



/*
** $Id: checkRequired.js,v 1.1 2003/05/31 01:07:45 csa Exp $
*/

/*
** Validates that data is entered into all required fields
** Uses the "TITLE" property and a proprietary "REQUIRED" property
**
** Usage:
** ------
**		<FORM NAME="demo2" onSubmit='return checkRequired(this)'>
**		<INPUT TYPE=TEXT NAME="User"  TITLE="User Name" REQUIRED>
*/

function checkRequired_isEmpty(str)
{
	// Check whether string is empty.
	for (var intLoop = 0; intLoop < str.length; intLoop++)
	{
		if (" " != str.charAt(intLoop))
		{
			return false;
		}
	}
	return true;
}


function checkRequired(f)
{
	var strError = "";
	for (var intLoop = 0; intLoop < f.elements.length; intLoop++)
	{
		if (null!=f.elements[intLoop].getAttribute("required"))
		{
			if (checkRequired_isEmpty(f.elements[intLoop].value))
			{
				strError += " - " + f.elements[intLoop].title + "\n";
			}
		}
	}
	if ("" != strError)
	{
		alert("Du mangler at udfylde et eller flere obligatoriske felter:\n" + strError);
		return false;
	}
	else
	{
		return true
	}
}