function addLoadEvent(func)
{
	var oldonload = window.onload;
	
	if (typeof window.onload != 'function')
	{
	  try{
		window.onload = func;
	  }
	  catch(err){}
	}
	else
	{
		window.onload = function()
		{
	  try{
			oldonload();
			func();
	  }
	  catch(err){}
		}
	}
}