function MM_preloadImages()
{
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
	
	var linki = document.getElementsByTagName('div');
	for (i=0; i < linki.length; i++) {

	if (linki[i].className=='menu_buk')
		linki[i].style.display='none';
	}
}

function zamien(T)
{
	if (T.nextSibling.style.display=='block') {
		T.nextSibling.style.display='none';
	} else {
		T.nextSibling.style.display='block';
	}
}