function globalNaviCurrent() {
    var url = location.pathname
    var directory = url.split("/", 4);
    var currentDirectory = directory[0] + "/" + directory[1] + "/" + directory[2] + "/" + directory[3] + "/index.html"
    var currentA = $('#gnavi li a[@href=' + currentDirectory + '] img');
    var imgsrc = currentA.attr("src");
    var dot = imgsrc.lastIndexOf('.');
    var imgsrcCurrent = imgsrc.substr(0, dot) + '_over' + imgsrc.substr(dot, 4);
    currentA.attr({ src: imgsrcCurrent });
    currentA.removeClass("Hover");
};


$(document).ready(globalNaviCurrent);