function filtersearch()
{
	//	set filters bases on form input	
	formValues = $('searchFilter').serialize(true);
	
	if(formValues['searchcategory[]'])
	{
		var searchCategories = (Object.isArray(formValues['searchcategory[]']) ? formValues['searchcategory[]'] : new Array(formValues['searchcategory[]']));
	}
	else
	{
		//	show all items
		var searchCategories = new Array(); //new Array("groep","individueel","single");
	}
	
	$('middle').childElements().each(function(child){
	
		if(child.hasClassName('zoekreis'))
		{			
			child.style.display = 'none';
			
			for(i = 0; i < searchCategories.length; i++)
			{				
				if(child.hasClassName(searchCategories[i]))
				{
					child.style.display = '';
				}				
			}
			//alert(child.tagName)	
		}
	
	});
	//var_dump(searchCategories);
}