var head="display:''"
img1=new Image()
img1.src="http://mg-mebel.com/images/fold.gif"
img2=new Image()
img2.src="http://mg-mebel.com/images/open.gif"

var ns6=document.getElementById&&!document.all

function change(e){
if (!document.all&&!ns6)
	return
	var etarget=ns6?e.target:event.srcElement
	var imagetarget=etarget
	if (etarget.id=="main_menu"||ns6&&etarget.parentNode.id=="main_menu"){
		if (ns6&&etarget.parentNode.id=="main_menu"){
		nested=etarget.parentNode.nextSibling.nextSibling
		imagetarget=etarget.parentNode
		
		}
	else
	nested =ns6?etarget.nextSibling.nextSibling:document.all[etarget.sourceIndex+1]
		if (nested.style.display=="none") {
		etarget.style.background="url(http://mg-mebel.com/images/list-marker.gif) no-repeat left 15px"
		nested.style.display=''
		imagetarget.style.listStyleImage="url(http://mg-mebel.com/images/open.gif)"
		}
		else {
		nested.style.display="none"
		etarget.style.background="url(../images/list-marker-down.gif) no-repeat left 15px"
		imagetarget.style.listStyleImage="url(http://mg-mebel.com/images/fold.gif)"
		}
	}

}
document.onclick=change