function changeClass(changeMe, newClass)
{
	changeClassById(changeMe.id, newClass);
	return true;
}

function changeClassById(elementId, newClass)
{
	document.getElementById(elementId).className = newClass;
	return true;
}

function go(url)
{
	if(url != '')
	{
		window.location = url;	
	}
}

function openNewWin(url)
{
	window.open(url);	
}

function setBgColor(changeMe, val)
{
	document.getElementById(changeMe).style.backgroundColor = val;
}

function toggleVisibility(toggleMe)
{
	element = document.getElementById(toggleMe);
	
	if(element.style.visibility == 'visible')
	{
		hideElement(element);
	}
	else
	{
		showElement(element);	
	}
}

function showElement(showMe)
{
	showMe.style.visibility = 'visible';
}

function hideElement(hideMe)
{
	hideMe.style.visibility = 'hidden';	
}

function insertLink(insertHere, url, text)
{
	url_value = document.getElementById(url).value;
	text_value = document.getElementById(text).value;
	
	if(url_value == '' || text_value == '')
	{
		alert('Ange text och adress.');
	}
	else
	{
		document.getElementById(insertHere).value += "\n\n<a href=\"javascript:;\" onclick=\"window.open(\'" + url_value + "\', '', 'toolbar=yes,location=yes,status=yes,menubar=yes,resizable=yes,scrollbars=yes'); return false;\">" + text_value + "</a>";
		document.getElementById(url).value = '';
		document.getElementById(text).value = '';
	}
}