var temp, temp2;

function initiate(){

  temp=document.getElementById("containerul");

  for(var o=0;o<temp.getElementsByTagName("li").length;o++){

    if(temp.getElementsByTagName("li")[o].getElementsByTagName("ul").length>0){

      temp2				= document.createElement("span");
      temp2.className			= "symbols";
      temp2.style.backgroundImage	= "url(http://www.peopleavenue.com/plus.gif)";
      temp2.onclick=function(){
        showhide(this.parentNode);
      }

      temp.getElementsByTagName("li")[o].insertBefore(temp2,temp.getElementsByTagName("li")[o].firstChild)

      temp.getElementsByTagName("li")[o].getElementsByTagName("ul")[0].style.display = "none";

    }
    else{

      temp2				= document.createElement("span");
      temp2.className			= "symbols";
      temp2.style.backgroundImage	= "url(page.png)";

      temp.getElementsByTagName("li")[o].insertBefore(temp2,temp.getElementsByTagName("li")[o].firstChild);

    }

  }

}



function showhide(el){

  el.getElementsByTagName("ul")[0].style.display=(el.getElementsByTagName("ul")[0].style.display=="block")?"none":"block";

  el.getElementsByTagName("span")[0].style.backgroundImage=(el.getElementsByTagName("ul")[0].style.display=="block")?"url(http://www.peopleavenue.com/minus.gif)":"url(http://www.peopleavenue.com/plus.gif)";

}

function layerView(id) {

	document.getElementById(id).style.display = (document.getElementById(id).style.display=="block")?"none":"block";

}