if (document.images) {
 	experienceon = new Image(126,22);
	experienceon.src = "images/home/experience_on.jpg";
	experienceoff = new Image(126,22);
	experienceoff.src = "images/home/experience_off.jpg";
	
	experienceIon = new Image(126,22);
	experienceIon.src = "images/interior/inside_experience_on.jpg";
	experienceIoff = new Image(126,22);
	experienceIoff.src = "images/interior/experience_off.jpg";
	
	serviceson = new Image(100,22);
	serviceson.src = "images/home/services_on.jpg";
	servicesoff = new Image(100,22);
	servicesoff.src = "images/home/services_off.jpg";
	
	servicesIon = new Image(100,22);
	servicesIon.src = "images/interior/inside_services_on.jpg";
	servicesIoff = new Image(100,22);
	servicesIoff.src = "images/interior/services_off.jpg";
	
	contacton = new Image(100,22);
	contacton.src = "images/home/contact_on.jpg";
	contactoff = new Image(100,22);
	contactoff.src = "images/home/contact_off.jpg";
	
	contactIon = new Image(100,22);
	contactIon.src = "images/interior/inside_contact_on.jpg";
	contactIoff = new Image(100,22);
	contactIoff.src = "images/interior/contact_off.jpg";
	
	
	serviceRollon = new Image(126,31);
	serviceRollon.src = "images/home/services_roll.jpg";
	
	experienceRollon = new Image(126,31);
	experienceRollon.src = "images/home/experience_roll.jpg";
	
	contactRollon = new Image(126,31);
	contactRollon.src = "images/home/contact_roll.jpg";
	
	rollSpaceoff = new Image(126,31);
	rollSpaceoff.src = 'images/home/side4.jpg';
	
	homeon = new Image(100,22);
	homeon.src = "images/interior/home_on.jpg";
	homeoff = new Image(100,22);
	homeoff.src = "images/interior/home_off.jpg";
	
	
 }
 
 function fixNN() {
 	if (document.layers) {
 		location.reload();	
 	} else {
 		return;	
 	}
 }
 
 window.onresize = fixNN;
 
  function buildSpacer(difference,depth) {
	//set default depth if none given
	if (!depth) {
		depth = '';
	}
	if (document.layers) {
		var windowWidth = window.innerWidth;
		var width = windowWidth - difference;
		var spacer = '<img src="'+ depth +'images/spacer.gif" alt=" " width="' + width +'" height="1" class="spacer" />';
		return spacer;
	} else {
		var spacer = '<img src="'+ depth +'images/spacer.gif" alt=" " width="1" height="1" class="tcImage" />';
		return spacer;
	}
}

function imgOn(imgName) {
	if (document.images) {
     		 onImage = eval(imgName + "on.src");
     		 document[imgName].src = onImage;
    	}
 }

function imgOff(imgName) {
   	if (document.images) {
    		  offImage = eval(imgName + "off.src");
     		  document[imgName].src = offImage;
   	 }
 }


function multiOn(imgName) {
	var changeImage = "rollSpace";
	if (document.images) {
		 onImage = eval(imgName + "on.src");
     		 document[imgName].src = onImage;
     		 if (imgName == 'services') {
     		 	document[changeImage].src = serviceRollon.src;
     		 } else if (imgName == 'experience') {
     		 	document[changeImage].src = experienceRollon.src;
     		 } else if (imgName == 'contact') {
     		 	document[changeImage].src = contactRollon.src;
     		 }
	}
}

function multiOff(imgName) {
	var changeImage = "rollSpace";
	if (document.images) {
		offImage = eval(imgName + "off.src");
     		 document[imgName].src = offImage;
     		 if (imgName == 'services') {
     		 	document[changeImage].src = rollSpaceoff.src;
     		 } else if (imgName == 'experience') {
     		 	document[changeImage].src = rollSpaceoff.src;
     		 } else if (imgName == 'contact') {
     		 	document[changeImage].src = rollSpaceoff.src;
     		 }
	}
}