var arrImages = [["Stockholm", "/img/karta-stockholm.png"],["Västerås", "/img/karta-vasteras.png"],["Göteborg", "/img/karta-goteborg.png"],["Norrköping", "/img/karta-norrkoping.png"],["Uppsala", "/img/karta-uppsala.png"]];
$(document).ready(function(){
	arrImages.unshift(["orginal", $("#mapimg").attr("src")]);
	$("#Map").find("area").each(function(){
		$(this).mouseover(function(){
			var imgNr = findImg($(this).attr("alt"));
			if(imgNr != -1){
				$("#mapimg").attr("src", arrImages[imgNr][1]);
			}
		});
		$(this).mouseout(function(){
			$("#mapimg").attr("src", arrImages[0][1]);
		});
	});
});

function findImg(name){
	for(var i=0; i<arrImages.length; i++){
		if(arrImages[i][0] == name){
			return i;
		}
	}
	return -1;
}