var preloadFlag = false;
function preloadImages() {
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		sw_01_Sauk_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Sauk_over.gif");
		sw_01_Monroe_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Monroe_over.gif");
		sw_01_Columbia_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Columbia_over.gif");
		sw_01_Grant_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Grant_over.gif");
		sw_01_Iowa_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Iowa_over.gif");
		sw_01_Dane_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Dane_over.gif");
		sw_01_Lafayette_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Lafayette_over.gif");
		sw_01_Green_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Green_over.gif");
		sw_01_LaCrosse_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-LaCrosse_over.gif");
		sw_01_Rock_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Rock_over.gif");
		sw_01_Vernon_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Vernon_over.gif");
		sw_01_Crawford_over = newImage("/graphics/wimaps/rollovers/sw/images/sw_01-Crawford_over.gif");
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}