function ShowHide(a)
{

	if(document.getElementById(a).style.display == 'block')
	{
		document.getElementById(a).style.display = 'none';
		document.getElementById(a+'_caller').style.backgroundImage="url(img/down.jpg)";
	}
	else
	{
		document.getElementById(a).style.display = 'block';
		document.getElementById(a+'_caller').style.backgroundImage = 'url(img/up.jpg)';
	}
}

function ShowHideDiv(a,b)
{
	document.getElementById(a).style.display = b;
}