if (document.images) {          

	home_on = new Image ();
	home_on.src = 'images/home_on.gif';
	home_off = new Image ();
	home_off.src = 'images/home_off.gif';
	
	home2_on = new Image ();
	home2_on.src = '../images/home_on.gif';
	home2_off = new Image ();
	home2_off.src = '../images/home_off.gif';
	
	home3_on = new Image ();
	home3_on.src = '../../images/home_on.gif';
	home3_off = new Image ();
	home3_off.src = '../../images/home_off.gif';
	
	info_on = new Image ();
	info_on.src = 'images/info_on.gif';
	info_off = new Image ();
	info_off.src = 'images/info_off.gif';
	
	contact_on = new Image ();
	contact_on.src = 'images/contact_on.gif';
	contact_off = new Image ();
	contact_off.src = 'images/contact_off.gif';
	
	contact2_on = new Image ();
	contact2_on.src = '../images/contact_on.gif';
	contact2_off = new Image ();
	contact2_off.src = '../images/contact_off.gif';
	
	contact3_on = new Image ();
	contact3_on.src = '../../images/contact_on.gif';
	contact3_off = new Image ();
	contact3_off.src = '../../images/contact_off.gif';
	
}


function imageOn (image) {
	if (document.images) {
		imgOn = eval(image + "_on.src");
		document [image].src = imgOn;
	}
}

function imageOff (image) {
	if (document.images) {
		imgOff = eval(image + "_off.src");
		document [image].src = imgOff;
	}
}


function changecolor(id) {
	id.style.color='#FFFFFF';
	id.style.backgroundColor='#97897F';
}

function changecolorback(id) {
	id.style.color='#97897F';
	id.style.backgroundColor='#FFFFFF';
}

function changecolor2(id) {
	id.style.color='#FFFFFF';
	id.style.backgroundColor='#97897F';
}

function changecolorback2(id) {
	id.style.color='#BBACA1';
	id.style.backgroundColor='#FFFFFF';
}

function goback(){
			browser = navigator.appName
			if (browser.indexOf("etscape") > 0 ) explorer = false
			else explorer = true
			
			if (explorer) {
				history.back()
			}	
			else {
				window.back()
			}
		}
		
		
		
function checkinfoform() {

	if(document.info.naam.value=='') {
		alert('U heeft uw naam nog niet ingevuld');return false;
	}
	if(document.info.email.value=='') {
		alert('U heeft uw emailadres nog niet ingevuld');return false;
	}	
	if(document.info.vraag.value=='') {
		alert('U heeft geen vraag ingevuld');return false;
	}	
	else {return true;}											

}	


function checkorderform() {

	if(document.order.catalogus1.value==''||document.order.catalogus2.value==''||document.order.catalogus3.value=='') {
		alert('U heeft geen catalogus geselecteerd');return false;
	}
	if(document.order.naam.value=='') {
		alert('U heeft uw naam nog niet ingevuld');return false;
	}
	if(document.order.adres.value=='') {
		alert('U heeft uw adres nog niet ingevuld');return false;
	}
	if(document.order.postcode.value=='') {
		alert('U heeft uw postcode nog niet ingevuld');return false;
	}
	if(document.order.plaats.value=='') {
		alert('U heeft uw plaats nog niet ingevuld');return false;
	}	
	else {return true;}											

}