im_on = new Image()
im_on.src = "images/logo1_on.gif";
im_of = new Image()
im_of.src = "images/logo1_off.gif";

im_n = new Image()
im_n.src = "images/logo2_on.gif";
im_f = new Image()
im_f.src = "images/logo1_off.gif";

img_n = new Image()
img_n.src = "images/logo3_on.gif";
img_f = new Image()
img_f.src = "images/logo1_off.gif";

img_on = new Image()
img_on.src = "images/logo4_on.gif";
img_of = new Image()
img_of.src = "images/logo1_off.gif";

imgg_on = new Image()
imgg_on.src = "images/logo5_on.gif";
imgg_of = new Image()
imgg_of.src = "images/logo1_off.gif";


function but(img, fun)
{
	if(fun)
	{
		img.src = im_on.src;
	}
	else
	{
		img.src = im_of.src;
	}
}


function butt(img, fun)
{
	if(fun)
	{
		img.src = im_n.src;
	}
	else
	{
		img.src = im_f.src;
	}
}


function bug(img, fun)
{
	if(fun)
	{
		img.src = img_n.src;
	}
	else
	{
		img.src = img_f.src;
	}
}


function bugg(img, fun)
{
	if(fun)
	{
		img.src = img_on.src;
	}
	else
	{
		img.src = img_of.src;
	}
}


function bum(img, fun)
{
	if(fun)
	{
		img.src = imgg_on.src;
	}
	else
	{
		img.src = imgg_of.src;
	}
}