var pos = 0;
var time = 20000;
var offset = 960;
var dir = -1;
var loop = 1;

$(document).ready(function(){   
//		console.log('test');
		count = $('#topcont div.csc-default').size();
		width = count * offset;
		$('#topcont').css('width', width+"px");
			timer = setTimeout(scroll, time);
//		scroll();
})

var scroll = function(){
	//console.log('test');
	if (loop == count){
		dir = -1 * dir;
		loop = 1;
	}
	loop += 1;
	
	pos = pos +(dir * offset);
	
	$('#topcont').animate({"left": pos+"px"}, 3000)
	
	timer = setTimeout(scroll, time);
}