function LoadImages(img)	{
	if (document.images)	{
		for ( i=0 ; img.length > i ; i++ )	{
			eval (img[i] + "on  = new Image()")
			eval (img[i] + "on.src  = 'images/" + img[i] + ".gif'")
		}
	}
}

function ImgSw(tgt,img)	{
	if (document.images)
		document.images[tgt].src =  eval (img + "on.src");
}

function LoadImagesOnOff(img,path)	{
	if (document.images)	{
		for ( i=0 ; img.length > i ; i++ )	{
			eval (img[i] + "on  = new Image()")
			eval (img[i] + "off = new Image()")
			eval (img[i] + "on.src  = path+'on_" + img[i] + ".gif'")
			eval (img[i] + "off.src = path+'off_" + img[i] + ".gif'")
		}
	}
}

function ImgOn(img)	{
	if (document.images)
		document.images[img].src =  eval (img + "on.src");
}

function ImgOff(img)	{
	if (document.images)
		document.images[img].src =  eval (img + "off.src");
}