var done = 0;
var step = 2;
var start_top = 0;
var index_item = 0;
var height_item = 110;
var height_all = 440;

function element(id) {
	return document.getElementById(id);
}

function anim(yp) {
	if (element('ref_'+index_item) != null) {
		if (element('ref_'+index_item).style.display == 'none') {
			element('ref_'+index_item).style.top = yp;
			//element('ref_'+index_item).style.left = 10;
			element('ref_'+index_item).style.display = 'block';
		}
		element('ref_'+index_item).style.top = yp-height_item+'px';
		//alert('top = '+element('ref_'+index_item).style.top);
		if (yp>height_all) {
			yp = start_top-step;
			index_item++;
			height_all = height_all - height_item;
		}
		// posun objektu
		setTimeout('anim('+(yp+step)+')', 60);
	}
}

// zacatek rolovani daneh napisu
function start() {
	if (done) return
		done = 1;
	if (navigator.appName == "Netscape") {
		element('ref_'+index_item).left = innerWidth/2 - 145;
		anim(start_top);
	} else {
		anim(start_top);
	}
}