var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}

function toggleFlash(flag)
{
	if (!DHTML) return;
	var x = new getObj('flash_home');
	x.style.display = (flag) ? 'none' : 'block'
	var x = new getObj('img_home');
	x.style.display = (flag) ? 'block' : 'none'
}