function hide_all_sub_menu () {
		$('#service_sub_menu').hide();
		$('#who_use_it_sub_menu').hide();
		$('#support_sub_menu').hide();
		$('#company_sub_menu').hide();
		if ( curr_page != 'nservices' ) {
			$('.nservices a').removeClass('current');		
		}
		if ( curr_page != 'nwhouses_it' ) {
			$('.nwhouses_it a').removeClass('current');	
		}
		if ( curr_page != 'nsupport' ) {
			$('.nsupport a').removeClass('current');		
		}
		if ( curr_page != 'ncompany' ) {
			$('.ncompany a').removeClass('current');		
		}
	}
	
	
	$(document).ready( function() {
		
		$('body').append("<div id='service_sub_menu' class='float_menu'></div>");
		$('#service_sub_menu').append("<ul class='sub_nav'></ul>");
		$('#service_sub_menu .sub_nav').append("<li class='snclusterondemand' ><a href='service_cluster_on_demand.html'><span>CLUSTER ON DEMAND</span></a></li>");
		$('#service_sub_menu .sub_nav').append("<li class='sncustomclustersolution'><a href='service_custom_cluster.html'><span>CUSTOM CLUSTER SOLUTIONS</span></a></li>");
		$('#service_sub_menu .sub_nav').append("<li class='snsystemfeature'><a href='service_system_feature.html'><span>SABALCORE SYSTEM FEATURES</span></a></li>");
		$('#service_sub_menu .sub_nav').append("<li class='snprice'><a href='service_pricing.html'><span>PRICING</span></a></li>");
		
		$('.nservices').hover(
			function() {
				hide_all_sub_menu();
				$('#service_sub_menu').show();
				if ( curr_page != 'nservices' ) {
					if ( $('.nservices a').hasClass('current') ) {
					}else {
						$('.nservices a').addClass('current');
					}
				}
			}
			,function(){}
		);
		$('#service_sub_menu').hover(
			function(){
			}
			,function(){
				hide_all_sub_menu();
				if ( curr_page != 'nservices' ) {
					$('.nservices a').removeClass('current');		
				}
			}
		);
		
		$('body').append("<div id='who_use_it_sub_menu' class='float_menu'></div>");
		$('#who_use_it_sub_menu').append("<ul class='sub_nav'></ul>");
		$('#who_use_it_sub_menu .sub_nav').append("<li class='snenergy' ><a href='who_uses_it_energy.html'><span>Energy</span></a></li>");
		$('#who_use_it_sub_menu .sub_nav').append("<li class='snengineering'><a href='who_uses_it_engineering.html'><span>Engineering</span></a></li>");
		$('#who_use_it_sub_menu .sub_nav').append("<li class='snfinance'><a href='who_uses_it_financial.html'><span>Financial</span></a></li>");
		$('#who_use_it_sub_menu .sub_nav').append("<li class='snlifescience'><a href='who_uses_it_science.html'><span>Life Science</span></a></li>");
		$('#who_use_it_sub_menu .sub_nav').append("<li class='snresearch'><a href='who_uses_it_research.html'><span>Research</span></a></li>");
		$('#who_use_it_sub_menu .sub_nav').append("<li class='snweather'><a href='who_uses_it_weather.html'><span>Weather</span></a></li>");

		
		$('.nwhouses_it').hover(
			function() {
				hide_all_sub_menu();
				$('#who_use_it_sub_menu').show();
				if ( curr_page != 'nwhouses_it' ) {
					if ( $('.nwhouses_it a').hasClass('current') ) {
					}else {
						$('.nwhouses_it a').addClass('current');
					}
				}
			}
			,function(){}
		);
		$('#who_use_it_sub_menu').hover(
			function(){}
			,function(){
				hide_all_sub_menu();
				if ( curr_page != 'nwhouses_it' ) {
					$('.nwhouses_it a').removeClass('current');	
				}
			}
		);
		
		$('body').append("<div id='support_sub_menu' class='float_menu'></div>");
		$('#support_sub_menu').append("<ul class='sub_nav'></ul>");
		$('#support_sub_menu .sub_nav').append("<li class='snsupport' ><a href='support.html'><span>Support</span></a></li>");
		$('#support_sub_menu .sub_nav').append("<li class='snfaq'><a href='faq.html'><span>FAQ</span></a></li>");
		
		$('.nsupport').hover(
			function() {
				hide_all_sub_menu();
				$('#support_sub_menu').show();
				if ( curr_page != 'nsupport' ) {
					if ( $('.nsupport a').hasClass('current') ) {
					}else {
						$('.nsupport a').addClass('current');
					}
				}
			}
			,function(){
			}
		);
		$('#support_sub_menu').hover(
			function(){}
			,function(){
				hide_all_sub_menu();
				if ( curr_page != 'nsupport' ) {
					$('.nsupport a').removeClass('current');		
				}
			}
		);
		
		$('body').append("<div id='company_sub_menu' class='float_menu'></div>");
		$('#company_sub_menu').append("<ul class='sub_nav'></ul>");
		$('#company_sub_menu .sub_nav').append("<li class='snnewsevent' ><a href='news_events.html'><span>News and Event</span></a></li>");
		$('#company_sub_menu .sub_nav').append("<li class='snpartner'><a href='partners.html'><span>Partners</span></a></li>");
		
		$('.ncompany').hover(
			function() {
				hide_all_sub_menu();
				$('#company_sub_menu').show();
				if ( curr_page != 'ncompany' ) {
					if ( $('.ncompany a').hasClass('current') ) {
					}else {
						$('.ncompany a').addClass('current');
					}
				}
			}
			,function(){
			}
		);
		$('#company_sub_menu').hover(
			function(){}
			,function(){
				hide_all_sub_menu();
				if ( curr_page != 'ncompany' ) {
					$('.ncompany a').removeClass('current');		
				}
			}
		);
		$('#menu_top').hover(function(){hide_all_sub_menu();},function(){});
		$('.nwhydemand').hover(function(){hide_all_sub_menu();},function(){});
		$('.napplications').hover(function(){hide_all_sub_menu();},function(){});
		$('.ntestimonials').hover(function(){hide_all_sub_menu();},function(){});
		$('.ncontact').hover(function(){hide_all_sub_menu();},function(){});
	});