// JavaScript Document
var sliderIntervalId = 0;
var sliderHeight = 150;
var sliding = false;
var slideSpeed = 10;

function Slide(ele)
{

	var div = ele;
	var swich = document.getElementById(div);
   	if(sliding)
      return;
   	sliding = true;
   
   	if(swich.style.display == '' || swich.style.display == 'none')
		sliderHeight = 0;
   else
   sliderHeight = 150;

   if(sliderHeight == 150)
   
      sliderIntervalId = setInterval('SlideUpRun('+ div +')', 30);
   else
      sliderIntervalId = setInterval('SlideDownRun('+ div +')', 30);
}

function SlideUpRun(element)
{
   slider = element;
   
   if(sliderHeight <= 0)
   {
      sliding = false;
      sliderHeight = 0;
      slider.style.height = '0px';
      clearInterval(sliderIntervalId);
	  slider.style.display = 'none';
   }
   else
   {
      sliderHeight -= slideSpeed;
      if(sliderHeight < 0)
         sliderHeight = 0;
      slider.style.height = sliderHeight + 'px';
   }
}

function SlideDownRun(element)
{
   
   slider = element;
   
   
   slider.style.display = 'block';
   
   
   if(sliderHeight >= 150)
   {
      sliding = false;
      sliderHeight = 150;
      slider.style.height = '150px';
      clearInterval(sliderIntervalId);
   }
   else
   {
      sliderHeight += slideSpeed;
      if(sliderHeight > 150)
         sliderHeight = 150;
      slider.style.height = sliderHeight + 'px';
   }
}