function limpaForm(formField,label) {
	if (formField.defaultValue == formField.value) {
		formField.value = "";
	}
	else if (formField.value == "") {
		formField.value = label;
	}
}

var last_opened=null;

function openDiv(opened){
	if(last_opened!=null && last_opened!=opened){
		document.getElementById(last_opened).style.display='none';
	}
	if(opened != last_opened){
		document.getElementById(opened).style.display='block';
	}
	last_opened = opened;
	//alert(last_opened);
	
	}