var orgBGcolor;
var orgFGcolor;

function mouseover(o){
	orgBGcolor=o.style.background;
	orgFGcolor=o.style.color;
	
	o.style.background='#ffffff';
	o.style.color='#000000';
}
function mouseout(o){
	o.style.background=orgBGcolor;
	o.style.color=orgFGcolor;
}