function init_curr_menu_item(classPrefix, parentHTMLFile, parentClassPrefix)
{
	var parts = document.URL.split("/");
	var pagename = parts[parts.length-1]
	if (pagename == "")
	{
		var menu_item = document.getElementById("index.php");
	}
	else
	{
		var menu_item = document.getElementById(pagename);
	}
	if (menu_item)
	{
		menu_item.className = classPrefix + "_selected";
	}
	
	if (parentHTMLFile)
	{
		var menu_item = document.getElementById(parentHTMLFile);
		menu_item.className = parentClassPrefix +  "_selected";
	}
}