//	var intval;


function getmoving()
{
	//	alert('In getmoving');
	intval = window.setInterval('movepix()',20);
}

var picLeft=-50;
var advertTop=525;
var countLimit=800;
var picmove = 'pic.style.left=' ;
var advertmove = 'advert.style.top=' ;
var movePic='';
var moveAdvert='';

function movepix()
{
	var pic=document.getElementById("railwayengine");
	picLeft++;
	if(picLeft>=countLimit)
	{
		window.clearInterval(intval);
	}
	movePic =picmove+'"'+picLeft+'px";';
	eval(movePic);
	if (picLeft%2==0)
	{
		advertTop--;
		var advert=document.getElementById("railwayadvert");
		moveAdvert =advertmove+'"'+advertTop+'px";';
		eval(moveAdvert);
	}


}