function precarrega(){
imgVar = new Image();
imgVar.src = imagemVar;
loadCheck();
}
function loadCheck(){
if (imgVar.complete || navigator.appName == "Netscape"){
pop=open('','pop','width=50,height=50,resizable=no,top=0,left=0');
pop.document.open();
pop.document.writeln('');
pop.document.writeln('');
pop.document.writeln('' + tituloVar + '');
pop.document.writeln('