var t_id = setInterval(animate,20);

var pos=0;

var dir=2;

var len=0;



function animate()

	{

	var elem = document.getElementById('progress');

	if(elem != null)

		{

			if (pos==0) len += dir;

			if (len>32 || pos>79) pos += dir;

			if (pos>79) len -= dir;

			if (pos>79 && len==0) pos=0;

			elem.style.left = pos;

			elem.style.width = len;

		}

	}

function remove_loading()

	{

		this.clearInterval(t_id);

		var targelem = document.getElementById('loader_container');

		targelem.style.display='none';

		targelem.style.visibility='hidden';

	}