NewWindow1 = null;
function ShowWin(href, w, h){
	if(NewWindow1){ NewWindow1.close(); }
	if(NewWindow1==null || NewWindow1.closed){
		var top = screen.height/2 - h/2;
		var left = screen.width/2 - w/2;
		var settings =
	 		"left=" + left + "px,"
			+"top=" + top + "px,"
			+"width=" + w + "px,"
			+"height=" + h + "px,"
			+"toolbar=yes,"
			+"location=no,"
			+"directories=no,"
			+"status=yes,"
			+"menubar=yes,"
			+"scrollbars=yes,"
			+"resizable=yes";
		NewWindow1 = window.open(href,'okno',settings);
	}
	NewWindow1.focus();
}

function rollOver(element) {
    element.className += (element.className?' ':'') + 'hover';
    for( var x = 0; element.childNodes[x]; x++ ){
    	if( element.childNodes[x].tagName == 'UL' ) { element.childNodes[x].className += (element.childNodes[x].className?' ':'') + 'hover'; }
		if( element.childNodes[x].tagName == 'A' ) { element.childNodes[x].className += (element.childNodes[x].className?' ':'') + 'hover'; }
    }
}

function rollOff(element) {
    element.className = element.className.replace(/ ?hover$/,'');
    for( var x = 0; element.childNodes[x]; x++ ){
    	if( element.childNodes[x].tagName == 'UL' ) { element.childNodes[x].className = element.childNodes[x].className.replace(/ ?hover$/,''); }
		if( element.childNodes[x].tagName == 'A' ) { element.childNodes[x].className = element.childNodes[x].className.replace(/ ?hover$/,''); }
    }
}

function ShowButtonImage(id,folder){
    object = $('#button' + id);
    object.parent().find('a').removeClass('active');
    object.addClass('active');
    
    $('#button_image').attr('src' , 'files/images/' + folder + '/' + id + '.jpg');
}