function getElementsByClass(etype, className){
	var	result = [],
		re = new RegExp("(^|\\s)" + className + "(\\s|$)"),
		elements = document.getElementsByTagName(etype),
		i = elements.length;
	while(i--) {
		if(re.test(elements[i].className))
			result.push(elements[i]);
	};
	result.reverse();
	return result;
};


bytefx.$event(window, "onload", function() {
	nowimg='imshow1';
	bytefx.alpha(document.getElementById('ekran'),0);
	document.getElementById('imshow1').className = 'show';
	bytefx.alpha(document.getElementById('ekran'),100);
	//bytefx.fade(document.getElementById('ekran'),0,100,5);	
});


function showimg(im, width){
	//ekran = document.getElementById('ekran');
	bytefx.size(document.getElementById('ekran'),{width:document.getElementById('ekran').clientWidth},20);                        
	var image1=nowimg;
	var image2='imshow'+im;
	nowimg=image2;
	var time=0;
	var dt=220;
	setTimeout("bytefx.fade(document.getElementById('ekran'),100,0,10);",time);
	setTimeout("document.getElementById('"+image1+"').className = 'hide';",time+=dt);
	setTimeout("document.getElementById('"+image2+"').className = 'show';",time+=dt);
	setTimeout("bytefx.fade(document.getElementById('ekran'),0,100,10);",time+=dt);
}