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

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

work_on =new Image(); work_on.src = "images/work_selected.jpg"; 
work_off =new Image(); work_off.src ="images/work.jpg"; 

person_on  = new Image(); person_on.src = "images/person_selected.jpg";
person_off = new Image(); person_off.src ="images/person.jpg";

commissions_on = new Image(); commissions_on.src ="images/commissions_selected.jpg";
commissions_off  = new Image(); commissions_off.src ="images/commissions.jpg";

reviews_on  = new Image(); reviews_on.src ="images/reviews_selected.jpg";
reviews_off = new Image(); reviews_off.src ="images/reviews.jpg";

contact_on  = new Image(); contact_on.src ="images/contact_selected.jpg";
contact_off = new Image(); contact_off.src ="images/contact.jpg";

braedraborgarstigur41_on  = new Image(); braedraborgarstigur41_on.src ="images/braedraborgarstigur41_selected.jpg";
braedraborgarstigur41_off = new Image(); braedraborgarstigur41_off.src ="images/braedraborgarstigur41.jpg";

jesso_on  = new Image(); jesso_on.src  = "images/jesso_book.jpg";
jesso_off = new Image(); jesso_off.src = "images/jesso.jpg";

herrick1_on  = new Image(); herrick1_on.src ="images/herrick2.jpg";
herrick1_off = new Image(); herrick1_off.src ="images/herrick1.jpg";

opencoat_on = new Image (); opencoat_on.src = "images/opencoat'.jpg";
opencoat_off = new Image (); opencoat_off.src= "images/closecoat'.jpg";

upstairs_on = new Image (); upstairs_on.src = "images/mapdownstairs.jpg";
upstairs_off = new Image (); upstairs_off.src = "images/mapupstairs.jpg";

kitchensleep_on =new Image(); kitchensleep_on.src = "images/kitchensleep.JPG";
kitchensleep_off =new Image(); kitchensleep_off.src = "images/kitchensleepgray.jpg";

threefriends_on =new Image(); threefriends_on.src = "images/threefriends.JPG";
threefriends_off =new Image(); threefriends_off.src = "images/threefriendsgray.jpg";

montpellierheights_on =new Image(); montpellierheights_on.src = "images/montpellierheights.JPG";
montpellierheights_off =new Image(); montpellierheights_off.src = "images/montpellierheightsgray.jpg";

roomherrick_on =new Image(); roomherrick_on.src = "images/roomherrick.JPG";
roomherrick_off =new Image(); roomherrick_off.src = "images/roomherrickgray.jpg";

hoppingfellow_on =new Image(); hoppingfellow_on.src = "images/hoppingfellowtwo.jpg";
hoppingfellow_off =new Image(); hoppingfellow_off.src = "images/hoppingfellow.jpg";