var Loop;

function imgOver(num, margin) {
	
	var childNum = num;
	var menu = document.getElementById('menu');
	var menuItems = menu.getElementsByTagName('a');
	var menuImg = menuItems[childNum].firstChild;
	var num = num;
	var margin = margin;
	
	menuImg.src = 'web_pics/menu' + (childNum+1) + '_over.gif';
	
	menuImg.style.paddingBottom = margin + 'px';
	menuImg.style.marginTop = (5 - margin) + 'px';
	
	margin++;
	
	if (margin == 5) return;
	
	Loop = window.setTimeout('imgOver(' + childNum + ', ' + margin + ')', 20);
}	
function imgOut(elem, num) {
	
	window.clearTimeout(Loop);
	
	elem.src = 'web_pics/menu' + num + '.gif';
	elem.style.paddingBottom = '0px';
	elem.style.marginTop = '5px';
}

function imgOver2(elem, num, margin) {

	elem.src = 'web_pics/menu' + num + '_over.gif';	
}	
function imgOut2(elem, num) {
	
	elem.src = 'web_pics/menu' + num + '.gif';
}
function isValidEmail(str) {
   var validEmail = (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
   
   if (!validEmail) {
   	 alert('Invalid email address!');
   	 return false;
   }
   return true;
 
}
function openGallery(galleryId, picsId) {
	var windowName = 'photoGallery' + galleryId;
	window.open('scripts/gallery.php?id=' + galleryId + '&img=' + picsId, windowName, 'scrollbars=1,toolbar=0,width=800,height=500,resizable=1');
	windowName.focus;
}
function controlPlayer(func,param) {
	thisMovie("mp3player").jsControl(func,param);
}
function thisMovie(movieName) {
    if (navigator.appName.indexOf("Microsoft") != -1) {
        return parent.player.window[movieName]
    }
    else {
        return parent.player.document[movieName]
    }
}
function loadTrack(playlist, trackNum) {
	controlPlayer('load','playlists.php?playlist=' + playlist);
	controlPlayer('play',trackNum);
}