var i=Math.floor(Math.random()*2+1);
var k=Math.floor(Math.random()*3+1);
var l=Math.floor(Math.random()*4+1);
var m=Math.floor(Math.random()*5+1);

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function preload_menu() {
	MM_preloadImages(
	'images/layout/subnavi_bg.png',
	'images/layout/subsubnavi_bg.png'
	);
}

function initScrollLayer() 
{
	var wndo = new dw_scrollObj('wn', 'lyr1', null);  
	dw_scrollObj.GeckoTableBugFix('wn'); 
}

function slider(id) {
	if(document.getElementById(id).style.display=="none") Effect.SlideDown(id);
	else Effect.SlideUp(id);
}