function mouse(image) {
	var source = image.src;
	var extension = source.substr(source.length-4);
	var filename = source.substr(0, source.length-4);
	if(source.indexOf("_over") == source.length-9) {
		image.src = filename.substr(0, filename.length-5) + extension;
	} else {
		image.src = filename + "_over" + extension;
	}
}
function checkByIdNo(radioNo) {
	returnObjById('logoSelect' + radioNo).checked = true;
}
function returnObjById(id) {
	if (document.getElementById)
		return document.getElementById(id);
	else if (document.all)
		return document.all[id];
	else if (document.layers)
		return document.layers[id];
}
function show(id) {
	returnObjById(id).style.display="block"
}
function hide(id) {
	returnObjById(id).style.display="none"
}
function toggleShow(id) {
	if(returnObjById(id).style.display == "block") {
		hide(id)
	} else {
		show(id)
	}
}