var head="display:''"
img1=new Image()
img1.src="/icex/cda/images_ruso/mas.gif"
img2=new Image()
img2.src="/icex/cda/images_ruso/menos.gif"

<!--


var ns6=document.getElementById&&!document.all
var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1



function checkcontained(e){
	var iscontained=0
	cur=ns6? e.target : event.srcElement
	i=0

	if (cur.id=="lista_menu_header") checkcontained1(e)
	if (cur.id=="lista_canales_header" || cur.id=='') checkcontained2(e)
}

function checkcontained1(e){
	var iscontained=0
	cur=ns6? e.target : event.srcElement
	i=0
	if (cur.id=="lista_menu_header") iscontained=1

	
	if (iscontained){
		var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
		var status = foldercontent.style.display
		hide_all()		
		if (status=="none"){
			foldercontent.style.display=""
		}else{
			foldercontent.style.display="none"
		}
	}
}


function checkcontained2(e){
	var iscontained=0
	cur=ns6? e.target : event.srcElement
	i=0
	if (cur.id=="lista_canales_header") iscontained=1
	else {
		while (ns6&&cur.parentNode||(ie4&&cur.parentElement)){
			if (cur.id=="lista_canales_header"||cur.id=="lista_canales_lista"){
				iscontained=(cur.id=="lista_canales_header")? 1 : 0
				break
			}
			cur=ns6? cur.parentNode : cur.parentElement
		}
    }
	if (iscontained){
		var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
		if (foldercontent.style.display=="none"){
			foldercontent.style.display=""
			cur.style.listStyleImage="url(/icex/cda/images_ruso/menos.gif)"
		}else{
			foldercontent.style.display="none"
			cur.style.listStyleImage="url(/icex/cda/images_ruso/mas.gif)"
		}
	}
}


	
	function expand_menu(id) {
      var divs = document.getElementsByTagName('UL');
      for (var i=0; i<divs.length; i++) { 
	   var cur = divs[i];      
          if (cur.id.indexOf(id)>-1) {       
			cur.style.display=""
		}		   
      }
    }
	



function hide_all() {
      var divs = document.getElementsByTagName('LI');
      for (var i=0; i<divs.length; i++) {      
        var cur = divs[i];        

        if (cur.id.indexOf("lista_menu_header")>-1) {       
		    var foldercontent=ns6? cur.nextSibling.nextSibling : cur.all.tags("UL")[0]
			if (foldercontent)
    			foldercontent.style.display="none"	   		
		  }
      }
    }