// JavaScript Document

// ･悅ｼ･・ｪ｡ｼ･ﾐ｡ｼ
function RollOverImages() {
    
  var image_cache = new Object();
  $("img.rover").each(function(i) {
    var imgsrc = this.src;
    var dot = this.src.lastIndexOf('.');
    var imgsrc_ro = this.src.substr(0, dot) + '_on' + this.src.substr(dot, 4);
    image_cache[this.src] = new Image();
    image_cache[this.src].src = imgsrc_ro;
    $(this).hover(
      function() { this.src = imgsrc_ro; },
      function() { this.src = imgsrc; });
  });
  

    
  var image_cache = new Object();
  $("input.rover").each(function(i) {
    var imgsrc = this.src;
    var dot = this.src.lastIndexOf('.');
    var imgsrc_ro = this.src.substr(0, dot) + '_on' + this.src.substr(dot, 4);
    image_cache[this.src] = new Image();
    image_cache[this.src].src = imgsrc_ro;
    $(this).hover(
      function() { this.src = imgsrc_ro; },
      function() { this.src = imgsrc; });
  });
  
}

//･ｰ･悅ｼ･ﾐ･・ﾊ･ﾓ･ｲ｡ｼ･ｷ･逾｢･ｯ･ﾆ･｣･ﾖｲｽ
function navigation_Active(id){
	
	var target_img = "img#"+id;	
	$(target_img).each(function(i) {								
								
		var dot = this.src.lastIndexOf('.');
    	var imgsrc_ro = this.src.substr(0, dot) + '_on' + this.src.substr(dot, 4);
		this.src = imgsrc_ro;
		
		//ｴ訷ﾋｳ荀・ﾆ､鬢・ﾆ､､､・悅ｼ･・ｪ｡ｼ･ﾐ｡ｼｴﾘｿ蠖ｭ
		$(this).hover(
		  function() { this.src = imgsrc_ro; },
		  function() { this.src = imgsrc_ro; });
		
	});
	
}

$(document).ready(function(){
	RollOverImages();
});