function onMainClick (elem)
{
	if(document.getElementById(elem).style.display!=null)
	{
		if(document.getElementById(elem).style.display!="block") 
			document.getElementById(elem).style.display="block";
		else 
			document.getElementById(elem).style.display="none";
	}
	else
	{
		if(document.all[elem].style.display!="block") 
			document.all[elem].style.display="block";
		else 
			document.all[elem].style.display="none";
	}
}
function onEnter (elem)
{
	// document.getElementById(elem).style.font="bold medium Arial";
	document.getElementById(elem).style.color="red";
}
function onLeave (elem)
{
//	document.getElementById(elem).style.font="normal medium Arial";
	document.getElementById(elem).style.color="blue";
}