function shootingStarInit(){
	shootTheStar();
	setInterval(shootTheStar,10000);
}
function shootTheStar(){
	var w = $("#bgMainVisual").width();
	var startX = Math.ceil(Math.random() * w) + 250;
	$("#shootingStar").css("left", startX).css("top",-100).css("visibility","visible");
  $("#shootingStar").animate({ 
    "left": "-=800px",
		"top": "+=400px"
  }, 750 );
}