function checkPoll()
{
	var result = 'fout';
	strFieldLabel = document.getElementsByName('pollantwoord');
	var xx = document.getElementsByName('pollantwoord').length;
	for(j=0;j<strFieldLabel.length;j++)
	{
		if(document.getElementsByName('pollantwoord').item(j).checked)
		{
			result = 'goed';
		}
	} 
	
	if(result=='fout')
	{
		window.alert("Maak eerst uw keuze");
		return false;
	}
}

function checkSearch()
{
	if(document.SearchMain.search.value == '')
	{
		window.alert('Een zoekterm is verplicht');
		document.SearchMain.search.focus();
		return false;
	}
}


function checkSearchNieuws()
{
	if(document.searchNews.search.value == '')
	{
		window.alert('Een zoekterm is verplicht');
		document.searchNews.search.focus();
		return false;
	}
}