// JavaScript Document
	//Variables:

	//When loaded main objects of the html
	$(document).ready(function(){
		//Variables:
		duration_animation_opacity = 300;

		//Actions:
			//Sets init display of the submenus
			$('ul#main_menu > li > ul').css('display','none');

		//Events:
		$('ul#main_menu > li').mouseenter(function(){
			//Actions:
			$(this).children('ul').slideDown('fast');

		}).mouseleave(function(){
			//Actions:
			$(this).children('ul').slideUp('fast');
		});

	});