function swapImg(imgName, imgSrc)
{
	document.images[imgName].src = imgSrc;
}

function filterLists()
{
	var mcList = document.forms[0].elements["lstMainCategory"];
	var maList = document.forms[0].elements["lstApplications"];
	var mcID = mcList.options[mcList.selectedIndex].value;
	var maID = maList.options[maList.selectedIndex].value;
	var url = "products-search.asp?mcid=" + mcID + "&aid=" + maID;
	location = url;
}