function button_mouseover(button) {
	$(button).children("span.button-right").children("span.button-left").css("text-decoration", "underline");
	$(button).css("text-decoration", "underline");
}

function button_mouseout(button) {
	$(button).children("span.button-right").children("span.button-left").css("text-decoration", "none");
	$(button).css("text-decoration", "none");
}