function plan()
{
window.open("http://pro.mappy.com/BtoB/Proximedia/map?map.id=3000458;map.provider=Proximedia;", "plan", "toolbar=no, location=no, directories=no, status=yes, scrollbars=yes, resizable=no, copyhistory=no, width=720, height=500, left=300, top=50");
};

/*
$(document).ready(function() 
{
	$("ul#main_nav li ul").hide();
});

function show_menu() 
{
	$("ul#main_nav li ul").slideDown("slow");					  
};
*/