function skrolUp(wha){
	whasc = 'submenucont' + wha;
	whasm = 'submencont' + wha;
	whata = 'subnavup' + wha;
	whatb = 'subnavdown' + wha;
	whaheighc = 'submenuh' + wha;
	if(document.getElementById(whasc)){
		whaheight = 30 * parseInt(document.getElementById(whaheighc).value);
		tedtop = parseInt(document.getElementById(whasc).style.top);
		//alert(tedtop + ' * ' + whaheight + ' * ' + (whaheight + tedtop));
		
		okolik = 210;
		if(tedtop == 0){
			if((whaheight + tedtop) > 210){
				document.getElementById(whatb).style.display = 'block';
				document.getElementById(whasm).style.top = 30;
				document.getElementById(whasm).style.height = 180;
			}
		} else okolik = 180;
		if((whaheight + tedtop) > okolik) document.getElementById(whasc).style.top = tedtop - okolik; 
		if((whaheight + tedtop - okolik) > okolik) document.getElementById(whata).style.display = 'block';
		else document.getElementById(whata).style.display = 'none';
	}
}
function skrolDown(wha){
	whasc = 'submenucont' + wha;
	whasm = 'submencont' + wha;
	whata = 'subnavup' + wha;
	whatb = 'subnavdown' + wha;
	whaheighc = 'submenuh' + wha;
	if(document.getElementById(whasc)){
		whaheight = 30 * parseInt(document.getElementById(whaheighc).value);
		tedtop = parseInt(document.getElementById(whasc).style.top);
		//alert(wha + ' * ' + tedtop + ' * ' + whaheight + ' * ' + (whaheight + tedtop));
		okolik = 210;
		if((tedtop + okolik) == 0){
				document.getElementById(whatb).style.display = 'none';
				document.getElementById(whasm).style.top = 0;
				document.getElementById(whasm).style.height = 210;
		} else okolik = 180;
		if((whaheight + tedtop) > 0) document.getElementById(whasc).style.top = tedtop + okolik; 
		if((whaheight + tedtop + okolik) > 0) document.getElementById(whata).style.display = 'block';
		else document.getElementById(whata).style.display = 'none';
	}
}
function showMenu(wha){
	if(window.tajmr) clearTimeout(tajmr);
	pole = document.getElementsByTagName('DIV');
	swha = 'uroven' + wha;
	for(i = 0; i < pole.length; i++){
		wh = pole[i];
		if(wh.className == 'submenu') wh.style.display = 'none';
	}
	if(document.getElementById(swha)) document.getElementById(swha).style.display = 'block';
}
function hideMenu(){
	
	pole = document.getElementsByTagName('DIV');
	for(i = 0; i < pole.length; i++){
		wh = pole[i];
		if(wh.className == 'submenu') wh.style.display = 'none';
	}
	
}
function hideMenus(){
	tajmr = setTimeout("hideMenu();", 500);
}
function stopTajm(){
	clearTimeout(tajmr);
}