function show(number)	{
	document.getElementById("text0").style.display="none";
	elementID = "text"+number;
	document.getElementById(elementID).style.display="block";
}
function hide(number)	{
	document.getElementById("text0").style.display="block";
	elementID = "text"+number;
	document.getElementById(elementID).style.display="none";
}