var ddmenuitem;
var ddmenulink;
var prevtarget	= 0;
var prevtargetimage	= 0;
var curtarget	= 'home';
var my;
var my2;

function mopen(id, l) {
	my=$('#'+l+'_navi').attr("class");
	my2=$('#'+curtarget+'_navi').attr("class");
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	if(my2!="selected"){
		if(ddmenulink) ddmenulink.src = 'images/menu/img_menu_' + curtarget + '.png';
	}
	curtarget = l;
	ddmenuitem = document.getElementById(id);
	ddmenuitem.style.visibility = 'visible';
	ddmenulink = document.getElementById(curtarget);
	ddmenulink.src = 'images/menu/img_menu_' + curtarget + '_active.png';
}

function mclose() {
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	if(my!="selected"){
	if(ddmenulink) ddmenulink.src = 'images/menu/img_menu_' + curtarget + '.png';
	}
}

function mchange(nm) {
	if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
	nmlink = document.getElementById(nm);
	if(my!="selected"){
		nmlink.src = 'images/menu/img_menu_' + nm + '.png';
	}
}

function mcancelclose() {
	if(ddmenuitem) ddmenuitem.style.visibility = 'visible';
	if(ddmenulink) ddmenulink.src = 'images/menu/img_menu_' + curtarget + '_active.png';	
}

document.onclick = mclose;