if (document.images) {

a = new Image(176, 174)
a.src = "graphics/circles/circle_doors_alt.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_doors.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_paintings_alt.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_paintings.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_drawings_alt.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_drawings.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_collage_alt.gif"
a = new Image(176, 174)
a.src = "graphics/circles/circle_collage.gif"
a = new Image(175, 174)
a.src = "graphics/circles/circle_bw_drawings_alt.gif"
a = new Image(175, 174)
a.src = "graphics/circles/circle_bw_drawings.gif"

}


function switcher(place) {

if (place==1) document.doorsbtn.src="graphics/circles/circle_doors_alt.gif";
if (place==2) document.doorsbtn.src="graphics/circles/circle_doors.gif";

if (place==3) document.paintingsbtn.src="graphics/circles/circle_paintings_alt.gif";
if (place==4) document.paintingsbtn.src="graphics/circles/circle_paintings.gif";

if (place==7) document.drawingsbtn.src="graphics/circles/circle_drawings_alt.gif";
if (place==8) document.drawingsbtn.src="graphics/circles/circle_drawings.gif";

if (place==9) document.collagebtn.src="graphics/circles/circle_collage_alt.gif";
if (place==10) document.collagebtn.src="graphics/circles/circle_collage.gif";

if (place==11) document.bw_drawingsbtn.src="graphics/circles/circle_bw_drawings_alt.gif";
if (place==12) document.bw_drawingsbtn.src="graphics/circles/circle_bw_drawings.gif";

}