//ロールオーバー
$(document).ready( function() {
   PEPS.rollover.init();
});
PEPS = {};
PEPS.rollover = {
   init: function() {
      this.preload();
      $(".hover").hover(
         function () { $(this).attr( 'src', PEPS.rollover.newimage($(this).attr('src')) ); },
         function () { $(this).attr( 'src', PEPS.rollover.oldimage($(this).attr('src')) ); }
      );
   },
   preload: function() {
      $(window).bind('load', function() {
         $('.ro').each( function( key, elm ) { $('<img>').attr( 'src', PEPS.rollover.newimage( $(this).attr('src') ) ); });
      });
   },
   newimage: function( src ) {
      return src.substring( 0, src.search(/(\.[a-z]+)$/) ) + '_o' + src.match(/(\.[a-z]+)$/)[0];
   },
   oldimage: function( src ) {
      return src.replace(/_o\./, '.');
   }
};


//ページの先頭へ
$(function () {
    if (! $.browser.safari) {
        $('#pagetop a').click(function () {
            $(this).blur();
            $('html,body').animate({ scrollTop: 0 }, 500);
            return false;
        });
    }
});


//画像のプリロード
jQuery.preloadImages = function()
{
	for(var i = 0; i<arguments.length; i++)
	{
		jQuery("<img>").attr("src", arguments[i]);
	}
};
$.preloadImages("/images/common/gnavi_01_o.gif", "/images/common/gnavi_02_o.gif", "/images/common/gnavi_03_o.gif", "/images/common/gnavi_04_o.gif", "/images/common/gnavi_05_o.gif");




$(function(){
    $("img.rollover").each(function(){
        $("<img>").attr("src",$(this).attr("src").replace(/^(.+)(\.[a-z]+)$/, "$1_o$2"));
    })
    
    
    if($.browser.msie && $.browser.version<7){
        $("img.rollover").each(function(){
            
            $(this)
                .data("src",$(this).attr("src"))
                .attr("src","/images/common/blank.gif")
                .css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src")+"',sizingMethod='scale')")
            
        }).mouseover(function(){
            $(this).css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src").replace(/^(.+)(\.[a-z]+)$/, "$1_o$2")+"',sizingMethod='scale')")
        }).mouseout(function(){
            $(this).css("filter","progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+$(this).data("src")+"',sizingMethod='scale')")
        })
        
    }else{
        $("img.rollover").mouseover(function(){
            $(this).attr("src",$(this).attr("src").replace(/^(.+)(\.[a-z]+)$/, "$1_o$2"));
        }).mouseout(function(){
            $(this).attr("src",$(this).attr("src").replace(/^(.+)_o(\.[a-z]+)$/, "$1$2"));
        })
    }
})