// JavaScript Document
var COLLAPSABLE_PARENT_NAME = "collapsable"; 
var COLLAPSABLE_PARENT_TYPE = "div"; 
var COLLAPSABLE_CHILD_TYPE = "p"; 
var COLLAPSABLE_CHILD_TYPE2 = "ul"; 

var COLLAPSABLE_EXPAND = "[+]"; 
var COLLAPSABLE_SHRINK = "[-]"; 

init = function() { 
    if(document.getElementById && document.createTextNode) { 
        var entries = document.getElementsByTagName(COLLAPSABLE_PARENT_TYPE); 
        for(i=0;i<entries.length;i++) 
            if (entries[i].className==COLLAPSABLE_PARENT_NAME) 
                assignCollapse(entries[i]); 
    } 
} 

assignCollapse = function (div) { 
    var button = document.createElement('a'); 
    button.style.cursor='pointer'; 
    button.setAttribute('expand', COLLAPSABLE_EXPAND); 
    button.setAttribute('shrink', COLLAPSABLE_SHRINK); 
    button.setAttribute('state', -1); 
    button.innerHTML='+'; 
    div.insertBefore(button, div.getElementsByTagName(COLLAPSABLE_CHILD_TYPE)[0]); 
    		

    button.onclick=function(){ 
        var state = -(1*this.getAttribute('state')); 
        this.setAttribute('state', state); 
        
		this.parentNode.getElementsByTagName(COLLAPSABLE_CHILD_TYPE)[0].style.display=state==1?'none':'block'; 
    
        
		this.innerHTML = this.getAttribute(state==1?'expand':'shrink'); 
    };                    
    button.onclick(); 
} 

function dsp(loc){
   if(document.getElementById){
      var foc=loc.firstChild;
      foc=loc.firstChild.innerHTML?
         loc.firstChild:
         loc.firstChild.nextSibling;
      foc.innerHTML=foc.innerHTML=='+'?'-':'+';
      foc=loc.parentNode.nextSibling.style?
         loc.parentNode.nextSibling:
         loc.parentNode.nextSibling.nextSibling;
      foc.style.display=foc.style.display=='block'?'none':'block';}}  

if(!document.getElementById)
   document.write('<style type="text/css"><!--'+'.dspcont{display:block;}'+'//--></style>');


window.onload=init;