function rewriteSearch(root){
	term = document.getElementById('field').value;
	if(term.length < 3){
		alert('Voer minimaal 3 karakters in!');
		return;
	}else{
		var new_term = term.replace(/ /g, '_');
		new_path = root+"search/"+new_term+".html";
		location.href = new_path;
	}
}