function initGnavi() {
    var gnavi = $('#header > ul.nav > li');
    gnavi.each(function() {
        var gnavi_cls = $(this).attr('class').replace(/^(.+) .+$/, '$1');
        var gnavi_img = $(this).find('a > img');
        if ($('body').hasClass(gnavi_cls)) {
            gnavi_img.attr('src', gnavi_img.attr('src').replace(/^(.+)_off\.([a-z]+)$/, '$1.$2'));
        } else {
            gnavi_img.hover(
                function() {
                    $(this).attr('src', $(this).attr('src').replace(/^(.+)_off\.([a-z]+)$/, '$1_on.$2'));
                },
                function() {
                    $(this).attr('src', $(this).attr('src').replace(/^(.+)_on\.([a-z]+)$/, '$1_off.$2'));
                }
            );
        }
    });
}


function initRollovers() {
    if (!document.getElementById) return
    var aPreLoad = new Array();
    var sTempSrc;
    var aImages = document.getElementsByTagName('img');
    
    for (var i = 0; i < aImages.length; i++) {
        if (aImages[i].className == 'swap') {
            var src = aImages[i].getAttribute('src');
            var hsrc = src.replace('_off', '_on');
            aImages[i].setAttribute('hsrc', hsrc);
            
            aPreLoad[i] = new Image();
            aPreLoad[i].src = hsrc;
            
            aImages[i].onmouseover = function() {
                sTempSrc = this.getAttribute('src');
                this.setAttribute('src', this.getAttribute('hsrc'));
            }
            aImages[i].onmouseout = function() {
                if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_on', '_off');
                this.setAttribute('src', sTempSrc);
            }
        }
    }
}
function initRollovers02() {
    if (!document.getElementById) return
    var aPreLoad02 = new Array();
    var sTempSrc02;
    var aImages02 = document.getElementsByTagName('input');
    
    for (var i = 0; i < aImages02.length; i++) {
        if (aImages02[i].className == 'swap') {
            var src = aImages02[i].getAttribute('src');
            var hsrc = src.replace('_off', '_on');
            aImages02[i].setAttribute('hsrc', hsrc);
            
            aPreLoad02[i] = new Image();
            aPreLoad02[i].src = hsrc;
            
            aImages02[i].onmouseover = function() {
                sTempSrc02 = this.getAttribute('src');
                this.setAttribute('src', this.getAttribute('hsrc'));
            }
            aImages02[i].onmouseout = function() {
                if (!sTempSrc02) sTempSrc02 = this.getAttribute('src').replace('_on', '_off');
                this.setAttribute('src', sTempSrc02);
            }
        }
    }
}
/*
 * IE PNG Fix v1.3
 *
 * Copyright (c) 2006 Takashi Aida http://www.isella.com/aod2/
 *
 */

// IE5.5+ PNG Alpha Fix v1.0RC4
// (c) 2004-2005 Angus Turnbull http://www.twinhelix.com

// This is licensed under the CC-GNU LGPL, version 2.1 or later.
// For details, see: http://creativecommons.org/licenses/LGPL/2.1/

if (typeof IEPNGFIX == 'undefined') {
//--============================================================================

var IEPNGFIX = {
    blank:  'http://www.isella.com/aod2/images/blank.gif',
    filter: 'DXImageTransform.Microsoft.AlphaImageLoader',

    fixit: function (elem, src, method) {
        if (elem.filters[this.filter]) {
            var filter = elem.filters[this.filter];
            filter.enabled = true;
            filter.src = src;
            filter.sizingMethod = method;
        }
        else {
            elem.style.filter = 'progid:' + this.filter +
                '(src="' + src + '",sizingMethod="' + method + '")';
        }
    },

    fixwidth: function(elem) {
        if (elem.currentStyle.width == 'auto' &&
            elem.currentStyle.height == 'auto') {
            elem.style.width = elem.offsetWidth + 'px';
        }
    },

    fixchild: function(elem, recursive) {
        if (!/MSIE (5\.5|6\.|7\.)/.test(navigator.userAgent)) return;

        for (var i = 0, n = elem.childNodes.length; i < n; i++) {
            var childNode = elem.childNodes[i];
            if (childNode.style) {
                if (childNode.style.position) {
                    childNode.style.position = childNode.style.position;
                }
                else {
                    childNode.style.position = 'relative';
                }
            }
            if (recursive && childNode.hasChildNodes()) {
                this.fixchild(childNode, recursive);
            }
        }
    },

    fix: function(elem) {
        if (!/MSIE (5\.5|6\.|7\.)/.test(navigator.userAgent)) return;

        var bgImg =
            elem.currentStyle.backgroundImage || elem.style.backgroundImage;

        if (elem.tagName == 'IMG') {
            if ((/\.png$/i).test(elem.src)) {
                this.fixwidth(elem);
                this.fixit(elem, elem.src, 'scale');
                elem.src = this.blank;
                elem.runtimeStyle.behavior = "none";
            }
        }
        else if (bgImg && bgImg != 'none') {
            if (bgImg.match(/^url[("']+(.*\.png)[)"']+$/i)) {
                var s = RegExp.$1;
                this.fixwidth(elem);
                elem.style.backgroundImage = 'none';
                this.fixit(elem, s, 'scale'); // crop | image | scale
                this.fixchild(elem);
                elem.runtimeStyle.behavior = "none";
            }
        }
    }
};

//--============================================================================
} // end if (typeof IEPNGFIX == 'undefined')


function popupPasta(url) {
    window.open(url,'pasta','width=282,height=204,scrollbars=no');
}

function printWin(url) {
    window.open(url,'pasta','width=750,height=640,menubar=yes,scrollbars=yes');
}

function sbsPopup(url) {
    window.open(url,'sbs','width=760,height=640,scrollbars=yes');
}

function flashPopup(url) {
    window.open(url,'pasta_fa','width=750,height=540,scrollbars=no');
}

function popupPresent(url) {
    window.open(url,'Present','width=745,height=540,scrollbars=yes,location=yes');
}

function popupPreWindow(url) {    
    window.open(url,'Present','width=452,height=350,scrollbars=no');
}


/*
window.onload = function() {
    initRollovers();
    initRollovers02();
}
*/

/* initialize */
function init() {
    initGnavi();
    initRollovers();
    initRollovers02();
}

$(document).ready(init);