var loaded = false;

ie = (document.all)? true:false;

ns = (document.layers)? true:false;

ns6 = (document.getElementById)? true:false;//ie5 compatible


function changeLdMode(){

        loaded = true;

        if(tid){ clearTimeout(tid);}

}


if(document.images) {

                var Icon1_x = new Image();

                var Icon2_x = new Image();

                var Icon3_x = new Image();

                var Icon4_x = new Image();

                var Icon5_x = new Image();

                var Icon6_x = new Image();

                var Icon7_x = new Image();

                var Icon8_x = new Image();

                var Icon9_x = new Image();

                var Icon10_x = new Image();

                var Icon11_x = new Image();

                var Icon12_x = new Image();

                var Icon13_x = new Image();

                var Icon14_x = new Image();
                
                var Icon15_x = new Image();

                var Icon1_o = new Image();

                var Icon2_o = new Image();

                var Icon3_o = new Image();

                var Icon4_o = new Image();

                var Icon5_o = new Image();

                var Icon6_o = new Image();

                var Icon7_o = new Image();

                var Icon8_o = new Image();

                var Icon9_o = new Image();

                var Icon10_o = new Image();

                var Icon11_o = new Image();

                var Icon12_o = new Image();

                var Icon13_o = new Image();

                var Icon14_o = new Image();
                
                var Icon15_o = new Image();


                Icon1_x.src = 'index_images/head_04.gif';

                Icon1_o.src = 'index_images/head_04-over.gif';

                Icon2_x.src = 'index_images/head_05.gif';

                Icon2_o.src = 'index_images/head_05-over.gif';

                Icon3_x.src = 'index_images/head_06.gif';

                Icon3_o.src = 'index_images/head_06-over.gif';

                Icon4_x.src = 'images/1.gif';

                Icon4_o.src = 'images/2.gif';

                Icon5_x.src = 'images/1.gif';

                Icon5_o.src = 'images/2.gif';

                Icon6_x.src = 'images/1.gif';

                Icon6_o.src = 'images/2.gif';

                Icon7_x.src = 'images/1.gif';

                Icon7_o.src = 'images/2.gif';

                Icon8_x.src = 'images/1.gif';

                Icon8_o.src = 'images/2.gif';

                Icon9_x.src = 'images/1.gif';

                Icon9_o.src = 'images/2.gif';

                Icon10_x.src = 'images/1.gif';

                Icon10_o.src = 'images/2.gif';

                Icon11_x.src = 'images/1.gif';

                Icon11_o.src = 'images/2.gif';

                Icon12_x.src = 'images/1.gif';

                Icon12_o.src = 'images/2.gif';

                Icon13_x.src = 'images/1.gif';

                Icon13_o.src = 'images/2.gif';

                Icon14_x.src = 'images/1.gif';

                Icon14_o.src = 'images/2.gif';
 
                Icon15_x.src = 'images/1.gif';

                Icon15_o.src = 'images/2.gif';

	var Icon16_x = new Image();
	Icon16_x.src = 'images/top2/13_off.gif';
	var Icon16_o = new Image();
	Icon16_o.src = 'images/top2/13_on.gif';
}


function isChange(No) {

        imgNo='Icon' + No

        if(loaded) {

                document.images[imgNo].src = eval(imgNo + "_o.src");

        }

}

function isReturn(No) {

        imgNo='Icon' + No

        if(loaded) {

                document.images[imgNo].src = eval(imgNo + "_x.src");

        }

}



//Get obj

function getTargetObj(target)

{

        var targetObj;

        if(ie)

        {

                targetObj = document.all[target].style;

        }

        else if(ns)

        {

                targetObj = document.layers[target];

        }

        else if(ns6)

        {

                targetObj = document.getElementById(target).style;

        }

        return (ie || ns || ns6)? targetObj:false;

}


var tid

var selectedNo ='2'

var hideSwich = 'false'

function showMenu(No){

        if(loaded){

                hideSwich = 'true'

                hideMenu();

                layerName ='menu' + No;

                selectedNo = No;

                var obj = getTargetObj(layerName);

                if(ns) obj.visibility='show';

                else if(ie || ns6) obj.visibility='visible';

                isChange(No)

        }

}

function hideMenu(){

        //selectedNoがshowMenuで設定されている。

        layerName = 'menu' + selectedNo;

        var obj = getTargetObj(layerName);

        if(tid){ clearTimeout(tid);}

        if (hideSwich == 'true'){

                if(ns) obj.visibility = "hide";

                else if(ie || ns6) obj.visibility='hidden';

                isReturn(selectedNo);

        }

}

function menuCloseTimer(No){

        if(loaded){

                selectedNo = No;

                hideSwich = 'true'

                if(tid){ clearTimeout(tid);}

                tid=setTimeout('hideMenu();',300);

        }

}

function swichOFF(){

        hideSwich = 'false'

}


var URL;
function playAndGoto(sndName, pageName) {
	if(document.all) { mySND.src = sndName; }
	URL = pageName;
	setTimeout('jumpPage()',500);
}

function jumpPage() {
	location.href = URL;
}