var myrules = {
	'body' : function(element){
		if( $('canada') ) $('canada').style.display = "none";
		if( $('usa') ) $('usa').style.display = "none";
		if( $('south_america') ) $('south_america').style.display = "none";
		if( $('europe') ) $('europe').style.display = "none";
		if( $('africa') ) $('africa').style.display = "none";
		if( $('china') ) $('china').style.display = "none";
		if( $('australia') ) $('australia').style.display = "none";
	},
	'#showCanada' : function(element){
		element.onmouseover = function(){
			$('canada').style.display = "block";
		}
		element.onmouseout = function(){
			$('canada').style.display = "none";
		}
	},
	'#showUsa' : function(element){
		element.onmouseover = function(){
			$('usa').style.display = "block";
		}
	},
	'#showSouthAmerica' : function(element){
		element.onmouseover = function(){
			$('south_america').style.display = "block";
		}
		element.onmouseout = function(){
			$('south_america').style.display = "none";
		}
	},
	'#showEurope' : function(element){
		element.onmouseover = function(){
			$('europe').style.display = "block";
		}
		element.onmouseout = function(){
			$('europe').style.display = "none";
		}
	},
	'#showAfrica' : function(element){
		element.onmouseover = function(){
			$('africa').style.display = "block";
		}
		element.onmouseout = function(){
			$('africa').style.display = "none";
		}
	},
	'#showChina' : function(element){
		element.onmouseover = function(){
			$('china').style.display = "block";
		}
		element.onmouseout = function(){
			$('china').style.display = "none";
		}
	},
	'#showAustralia' : function(element){
		element.onmouseover = function(){
			$('australia').style.display = "block";
		}
		element.onmouseout = function(){
			$('australia').style.display = "none";
		}
	},
	'#canada' : function(element){
		element.onmouseover = function(){
			$('canada').style.display = "block";
		}
	},
	'#usa' : function(element){
		element.onmouseover = function(){
			element.style.display = "block";
		}
	},
	'#south_america' : function(element){
		element.onmouseover = function(){
			element.style.display = "block";
		}
	},
	'#europe' : function(element){
		element.onmouseover = function(){
			element.style.display = "block";
		}
	},
	'#africa' : function(element){
		element.onmouseover = function(){
			element.style.display = "block";
		}
	},
	'#china' : function(element){
		element.onmouseover = function(){
			element.style.display = "block";
		}
	},
	'#australia' : function(element){
		element.onmouseover = function(){
			element.style.display = "block";
		}
	},
	'#map' : function(element){
		element.onmouseout = function(){
			$('canada').style.display = "none";
			$('usa').style.display = "none";
			$('south_america').style.display = "none";
			$('europe').style.display = "none";
			$('africa').style.display = "none";
			$('china').style.display = "none";
			$('australia').style.display = "none";
		}
	}
};

Behaviour.register(myrules);