$(document).ready(function(){
	//make text line invisible
	for (i=1;i<8;i++) {
		$('#text'+i).css({"opacity": 0 });
	}
			
	// make the squares do something
	$(".square").click(function(){
		window.location=$(this).find("a").attr("href");
		return false;
	});
	$(".square").hover(function(){
		nr = this.id; 
		nr = nr.substring(nr.length-1, nr.length);
		 showOver(nr);
	}, function() {
		 showOut(nr) 
	});
	
	// make the humans do something
	$(".human").click(function(){
		window.location=$(this).find("a").attr("href");
		return false;
	});
	$(".human").hover(function(){
		nr = this.id; 
		nr = nr.substring(nr.length-1, nr.length);
		 showOver(nr);
	}, function() {
		 showOut(nr) 
	});
	
});

function showOver(nr){
		$('#human'+nr+' a').css({"background-position": "0px 0px"}); 
		$('#square'+nr+' a').css({"background-position": "0px -97px"}); 
		$('#text'+nr).stop().animate({ "opacity": 1 }, 300);
}

function showOut(nr){
		var bgPos = 0+"px -"+document.getElementById('human'+nr).offsetHeight+'px';
		$('#human'+nr+' a').css('background-position', bgPos); 
		$('#square'+nr+' a').css({"background-position": "0px 0px"}); 
		$('#text'+nr).stop().animate({ "opacity": 0 }, 300);
}


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