function submitGastenboek() {

	//alert("go");	
	var error = "";
	if(document.forms['gastenboek_form'].bericht.value == "") {
		error = "u bent uw bericht vergeten";
	}
	
	if(document.forms['gastenboek_form'].naam.value == "") {
		error = "u bent uw naam vergeten";
	}
	
	
	if(error == "") {
		document.forms['gastenboek_form'].submit();
	}
	else {
		alert(error);
	}
	
	
}



function activate_dare_item(obj, what)  {




	obj.style.backgroundImage=  "url("  + what + ")" ;		

	/*
	
		to put a mainmenu item disabled
	*/


/*

	var im_path = "images/";	
	
	switch(obj.id)  {
	
		case "dareKnop_lunch": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_lunch_over.gif)" ;		
		break;		
		case "dareKnop_explore": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_explore_over.gif)" ;		
		break;
		case "dareKnop_do_something": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_do_something_over.gif)" ;		
		break;
		case "dareKnop_question": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_question_over.gif)" ;		
		break;
	}
	*/	
	
}

function deactivate_dare_item(obj, what)  {
	
	obj.style.backgroundImage=  "url("  + what + ")" ;		
	/*
	var im_path = "images/";	
	
	switch(obj.id)  {
	
		case "dareKnop_lunch": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_lunch.gif)" ;		
		break;		
		case "dareKnop_explore": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_explore.gif)" ;		
		break;
		case "dareKnop_do_something": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_do_something.gif)" ;		
		break;
		case "dareKnop_question": 				
			obj.style.backgroundImage=  "url(" + im_path + "dare_to_question.gif)" ;		
		break;
		
	}
	*/
}