// JavaScript Document
var botoes = new Array("home","empresa","produtos","estudio","eventos","revelacao","video");
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesOver(target) {
	if (document.images && (preloadFlag == true)) {
		var temp = target.name.toString();			
		document[temp].src = "bts/"+temp+"_over.gif";
	}
}
function changeImagesOut(target) {
	if (document.images && (preloadFlag == true)) {
		var temp = target.name.toString();			
		document[temp].src = "bts/"+temp+".gif";
	}
}
function preloadImages() {
	if (document.images) {
		for(i in botoes) {
			eval(botoes[i]+"_over= newImage(\"bts/"+botoes[i]+".gif\");")
		}
		preloadFlag = true;
	}
}
preloadImages();