function hover(img) {
	old_src = img.src;
	new_src = old_src.replace(".png","_h.png");
	img.src=new_src;
}
function unhover(img) {
	old_src = img.src;
	new_src = old_src.replace("_h.png",".png");
	img.src = new_src;
}
function loadEmbedPage(uri) {
	$('content').innerHTML = "<div id=\"pagecnt\"><img src=\"loader.gif\" id=\"loader\"></div>";
	new Ajax.Updater('pagecnt',uri,{method: 'get', evalScripts: true});
}
function loadPage(uri) {
	$('content').innerHTML = "<img src=\"loader.gif\" id=\"loader\">";
	new Ajax.Updater('content',uri,{method: 'get', evalScripts: true});
}
function loadItem(id) {
	$('content').innerHTML = "<img src=\"loader.gif\" id=\"loader\">";
	new Ajax.Updater('content','item.php?id='+id,{method: 'get'});
}
function openComments(url) {
	if(url.indexOf("http")==-1) {
		window.open("comments.php?id="+url,"Comments","location=no,menubar=no,toolbar=no,status=no,resizable=no,width=400,height=550,scrollbars=yes");
	}
	else {
		window.open(url);
	}
}
function postComment() {
	name = $('form_name').value;
	email = $('form_email').value;
	hp = $('form_hp').value;
	comment = $('form_comment').value;
	new Ajax.Updater('pagecnt','guestbook.php',{method: 'post', postBody: 'write=true&name='+name+'&email='+email+'&hp='+hp+'&comment='+comment});
}
function postGalleryComment(id) {
	name = $('form_name').value;
	email = $('form_email').value;
	hp = $('form_hp').value;
	comment = $('form_comment').value;
	rating = $('form_rating').value;
	new Ajax.Updater('comments','comments.php?id='+id,{method: 'post', postBody: 'write=true&name='+name+'&email='+email+'&hp='+hp+'&rating='+rating+'&comment='+comment});
}