function hasProp(obj, propName)
{
	for(var name in obj)
	{
		if(name == propName)
		{
			return true;
		}
		return false;
	}
}


function tryFocus()
{
	if(document.search == null)
	{
		return;
	}
	if(document.search.q == null)
	{
		return;
	}
	document.search.q.focus();
}


function showProps(obj)
{
	var names = "";
	for(var name in obj) names += ", " + name;
	alert(names);
}