function toggleOldVersions()
{
	var oldVersionsElement = document.getElementById( "old-versions" );
	var oldVersionsSwitch = document.getElementById( "old-versions-switch" );
	
	Effect.toggle($('old-versions'),'blind',{duration:0.3});
	
	if ( oldVersionsElement.style.display == "none" ) {
		oldVersionsSwitch.style.backgroundImage = "url( /images/arrow-5-blue-up.gif )";
		oldVersionsSwitch.style.backgroundPosition = "0 5px";
	} else {
		oldVersionsSwitch.style.backgroundImage = "url( /images/arrow-5-blue.gif )";
		oldVersionsSwitch.style.backgroundPosition = "0 3px";
	}
}