function getElement( strElement )
{
	if (document.getElementById)
	{
		// IE5+, Netscape 6, Mozilla
		return (document.getElementById(strElement));
	}
	else if (document.all)
	{
		// IE4
		return (eval("document.all." + strElement));
	}
	else if (document.layers)
	{
		// Netscape 4
		return (eval("document." + strElement));
	}
	else
	{
		// Crap!
		return (null);
	}
}


function showElement ( id ) {
	var o = getElement( id );
	if( ""+o != "null" ) o.style.display = 'block' ;
}	


function hideElement ( id ) {
	var o = getElement( id );
	if( ""+o != "null" ) o.style.display = 'none' ;
}