function troca(over, obj){
	obj.src='/imagem/menu_'+over+'_over.jpg';	
}

function voltaTroca(over, obj){
	obj.src='/imagem/menu_'+over+'.jpg';	
}
function doObjTag(){
navigator.userAgent.indexOf("MSIE") != -1 ? document.write('<object id="Player_golfweb" classid="CLSID:6BF52A52-394A-11d3-B153-00C04F79FAA6" width="270" height="190" viewastext>\n') : document.write('<object type="application/x-ms-wmp" width="270" height="190" id="Player_golfweb" data="http://www.cbg.com.br/videos/golf_in_the_2016_olympics.wmv" >\n');
}