function gEBI(a)
{
	return document.getElementById(a);
}

function say(a,b)
{
	var c = gEBI(a);
	c.innerHTML = b;
}
function showHideById( showOrHide, elementId )
{
	var element = gEBI( elementId );
	showHideElement( showOrHide, element );
}
function showHideElement( showOrHide, element )
{
	if( showOrHide == "show" )
	{
		element.className = element.className.replace( /(\s|\b)gone/gi, '');
	}
	else if( showOrHide == "hide" )
	{
		element.className = element.className + " gone";
	}
}
var timeOut;
function display( a )
{
	clearTimeout( timeOut );
	say( "messageArea", "  " + a + "  " );
	timeOut = setTimeout( "clearDisplay();", 10000 );
}
function clearDisplay()
{
	say( "messageArea", "" );
}
function getElementsByTagNameAndClassName( a, b )
{
	var elements = new Array();
	var allTags = document.getElementsByTagName( a );
	for( var i = 0; i < allTags.length; i++ )
	{
		if( allTags[ i ].className.indexOf( b ) > -1 )
		{
			elements[ elements.length ] = allTags[ i ];
		}
	}
	return elements;
}
function checkEnter(e)
{
	var characterCode;
	if( e && e.which )
		characterCode = e.which;
	else
		characterCode = e.keyCode;
	if( characterCode == 13 )
		return true;
	else
		return false;
}