startList = function() 
{
	if (document.all&&document.getElementById) 
	{
		navRoot = document.getElementById("nav");
		for (i=0; i<navRoot.childNodes.length; i++) 
		{
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") 
			{
				node.onmouseover=function() 
				{
					this.className+=" over";
	  			}
	  			node.onmouseout=function() 
	  			{
	  				this.className=this.className.replace
					(" over", "");
	   			}
	   		}
	  	}
	 }
}
window.onload=startList;
/*---------------------------------------------------------*/
function ExpandirSuprimir(strExpandir,strSuprimir)
{
	//if (strExpandir!='')
	//{
		//aExpandir = strExpandir;
		//alert (window.document.getElementById(strExpandir).style.display);
		if ((window.document.getElementById(strExpandir).style.display != 'none') && 
			(window.document.getElementById(strExpandir).style.display != ''))
		{
			window.document.getElementById(strExpandir).style.display = 'none';
		}
		else
		{
			window.document.getElementById(strExpandir).style.display = 'block'; //Exibe o objeto
		}		
	//}
	if (strSuprimir!='')
	{
		aSuprimir = strSuprimir.split(","); //Transforma a string em um array
	    for (var i=0; i < aSuprimir.length; i++)
	    {
			window.document.getElementById(aSuprimir[i]).style.display = 'none'; //Inibe o objeto
		}
	}
}
/*---------------------------------------------------------*/
function ExpandirTudo(strExpandir,strSuprimir)
{
	if (strExpandir!=''){
		aExpandir = strExpandir.split(","); //Transforma a string em um array
		for (var i=0; i < aExpandir.length; i++){
			window.document.getElementById(aExpandir[i]).style.display = 'block'; //Exibe o objeto
		}
	}
	if (strSuprimir!=''){
		aSuprimir = strSuprimir.split(","); //Transforma a string em um array
	    for (var i=0; i < aSuprimir.length; i++){
			window.document.getElementById(aSuprimir[i]).style.display = 'none'; //Inibe o objeto
		}
	}
}
/*---------------------------------------------------------*/
function slider(elementId, headerElement)
{
   var element = document.getElementById(elementId);
   if(element.up == null || element.down)
   {
      animate(elementId, 0, 20, 150, 0, 250, null);
      element.up = true;
      element.down = false;
      //headerElement.innerHTML = 'vvv';
   }
   else
   {
      animate(elementId, 0, 20, 150, 130, 250, null);
      element.down = true;
      element.up = false;
      //headerElement.innerHTML = '^^^';
   }
}
/*-------------------------------------------------------*/
function animate(elementID, newLeft, newTop, newWidth, newHeight, time, callback)
{
  var el = document.getElementById(elementID);
  if(el == null)
    return;
 
  var cLeft = parseInt(el.style.left);
  var cTop = parseInt(el.style.top);
  var cWidth = parseInt(el.style.width);
  var cHeight = parseInt(el.style.height);
 
  var totalFrames = 1;
  if(time> 0)
    totalFrames = time/40;

  var fLeft = newLeft - cLeft;
  if(fLeft != 0)
    fLeft /= totalFrames;
 
  var fTop = newTop - cTop;
  if(fTop != 0)
    fTop /= totalFrames;
 
  var fWidth = newWidth - cWidth;
  if(fWidth != 0)
    fWidth /= totalFrames;
 
  var fHeight = newHeight - cHeight;
  if(fHeight != 0)
    fHeight /= totalFrames;
   
  doFrame(elementID, cLeft, newLeft, fLeft,
      cTop, newTop, fTop, cWidth, newWidth, fWidth,
      cHeight, newHeight, fHeight, callback);
}

function doFrame(eID, cLeft, nLeft, fLeft,
      cTop, nTop, fTop, cWidth, nWidth, fWidth,
      cHeight, nHeight, fHeight, callback)
{
   var el = document.getElementById(eID);
   if(el == null)
     return;

  cLeft = moveSingleVal(cLeft, nLeft, fLeft);
  cTop = moveSingleVal(cTop, nTop, fTop);
  cWidth = moveSingleVal(cWidth, nWidth, fWidth);
  cHeight = moveSingleVal(cHeight, nHeight, fHeight);

  el.style.left = Math.round(cLeft) + 'px';
  el.style.top = Math.round(cTop) + 'px';
  el.style.width = Math.round(cWidth) + 'px';
  el.style.height = Math.round(cHeight) + 'px';
 
  if(cLeft == nLeft && cTop == nTop && cHeight == nHeight
    && cWidth == nWidth)
  {
    if(callback != null)
      callback();
    return;
  }
   
  setTimeout( 'doFrame("'+eID+'",'+cLeft+','+nLeft+','+fLeft+','
    +cTop+','+nTop+','+fTop+','+cWidth+','+nWidth+','+fWidth+','
    +cHeight+','+nHeight+','+fHeight+','+callback+')', 40);
}

function moveSingleVal(currentVal, finalVal, frameAmt)
{
  if(frameAmt == 0 || currentVal == finalVal)
    return finalVal;
 
  currentVal += frameAmt;
  if((frameAmt> 0 && currentVal>= finalVal)
    || (frameAmt <0 && currentVal <= finalVal))
  {
    return finalVal;
  }
  return currentVal;
}