$(document).ready(function(){

	function showConfHover(){
				$("#conf-hover").show();
				$("#conf-hover").css('z-index','999');
				$("#conf-button a").css('background-image','none');
				$("#conf-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow-over2012.gif)');
				$("#conf-button a").css('padding-bottom','20px');
				$("#conf-button a").addClass('conf-button-hover');
	}	
	function removeConfHover(){
				$("#conf-hover").hide();
				$("#conf-button a").css('background-image','none');
				$("#conf-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow2012.gif)');
				$("#conf-button a").removeClass('conf-button-hover');
	}	
	
	
	
	function showCFPHover(){
				$("#cfp-hover").show();
				$("#cfp-hover").css('z-index','999');
				$("#cfp-button a").css('background-image','none');
				$("#cfp-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow-over2012.gif)');
				$("#cfp-button a").css('padding-bottom','20px');
				$("#cfp-button a").addClass('conf-button-hover');
	}	
	function removeCFPHover(){
				$("#cfp-hover").hide();
				$("#cfp-button a").css('background-image','none');
				$("#cfp-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow2012.gif)');
				$("#cfp-button a").removeClass('conf-button-hover');
	}	
	
	function showSupplierHover(){
				$("#supplier-hover").show();
				$("#supplier-hover").css('z-index','999');
				$("#supplier-button a").css('background-image','none');
				$("#supplier-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow-over2012.gif)');
				$("#supplier-button a").css('padding-bottom','20px');
				$("#supplier-button a").addClass('conf-button-hover');
	}	
	function removeSupplierHover(){
				$("#supplier-hover").hide();
				$("#supplier-button a").css('background-image','none');
				$("#supplier-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow2012.gif)');
				$("#supplier-button a").removeClass('conf-button-hover');
	}	

	
	function showScheduleHover(){
				$("#schedule-hover").show();
				$("#schedule-hover").css('z-index','999');
				$("#schedule-button a").css('background-image','none');
				$("#schedule-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow-over2012.gif)');
				$("#schedule-button a").css('padding-bottom','20px');
				$("#schedule-button a").addClass('conf-button-hover');
	}	
	function removeScheduleHover(){
				$("#schedule-hover").hide();
				$("#schedule-button a").css('background-image','none');
				$("#schedule-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow2012.gif)');
				$("#schedule-button a").removeClass('conf-button-hover');
	}	
	
	function showEventsHover(){
				$("#events-hover").show();
				$("#events-hover").css('z-index','999');
				$("#events-button a").css('background-image','none');
				$("#events-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow-over2012.gif)');
				$("#events-button a").css('padding-bottom','20px');
				$("#events-button a").addClass('conf-button-hover');
	}	
	function removeEventsHover(){
				$("#events-hover").hide();
				$("#events-button a").css('background-image','none');
				$("#events-button a").css('background-image','url(/isaautomationweek/images/2012/down-arrow2012.gif)');
				$("#events-button a").removeClass('conf-button-hover');
	}	
	
	$("#conf-button a").hover(showConfHover,removeConfHover);
	$("#conf-hover").hover(showConfHover,removeConfHover);
	
	$("#cfp-button a").hover(showCFPHover,removeCFPHover);
	$("#cfp-hover").hover(showCFPHover,removeCFPHover);
	
	$("#supplier-button a").hover(showSupplierHover,removeSupplierHover);
	$("#supplier-hover").hover(showSupplierHover,removeSupplierHover);

	$("#schedule-button a").hover(showScheduleHover,removeScheduleHover);
	$("#schedule-hover").hover(showScheduleHover,removeScheduleHover);
	
	$("#events-button a").hover(showEventsHover,removeEventsHover);
	$("#events-hover").hover(showEventsHover,removeEventsHover);

	
});