function logon(calq1, calq2)
{
	if( (typeof calq1 == "string") && (typeof calq2 == "string") )
	{
		calq1 = document.getElementById(calq1);
		calq2 = document.getElementById(calq2);
	}
	if(calq1.style.display == "none")
	{
		calq1.style.display = "block";
		calq2.style.display = "block";
	}
	else
	{
		calq1.style.display = "none";
		calq2.style.display = "none";
	}
}