function setMenu(idx)
{
	for ( mg=1; mg <= 5; mg++ )
	{
		if ( idx != mg )
		{
			MM_swapImage("g_menu_0" + mg + "1" ,"","/2007/eng/img/navi_new/tm0"+mg+"_off.gif",1);
		}
	}
	MM_swapImage("g_menu_0" + idx +"1","","/2007/eng/img/navi_new/tm0"+idx+"_on.gif",1);
	toggle_MainMenuover2(idx);
}
function setsubmenu(mObj, fileNm)
{
	MM_swapImage(mObj,"","/2007/eng/img/navi_new/"+fileNm+".gif",1);
}
function toggle_MainMenuover2( idx )
{
	var obj;

	for (var z=1; z<=5; z++){
		obj = document.getElementById('gmsub_20' + z);

		if (z == idx){
			obj.style.display="block";
		} else {
			obj.style.display="none";
		}
	}
}



//±âº» ½ºÅ©¸³Æ®
function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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 MM_findObj(n, d) { //v4.01
	var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
	if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
	 if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//-->