function SomenteNumeros(input){
   if((event.keyCode<48)||(event.keyCode>57))
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}
function Show(obj){
   obj.style.visibility = 'visible';
   obj.style.display = 'inline';
}
function Hide(obj){
   obj.style.visibility = 'hidden';
   obj.style.display = 'none';
}
function span_muda(element){
   document.all[element].style.color = "#FF9900";
}
function span_retorna(element){
   document.all[element].style.color = "";
}
function scrolTop(){
   window.parent.scrollTo(0, 0);
}