function checkDisabled(){
	if(document.forms.edit.edit_wave_id.options[document.forms.edit.edit_wave_id.selectedIndex].disabled==true){
		alert('Sorry, this foodwave has already exceeded the maximum amout of orders.\nPlease choose another one!');
		document.forms.edit.edit_wave_id.selectedIndex=0;
	}	
}
function readMore(){
	window.open("info_allow_release.php","allowRelease","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=350");
}
function markDel(field, layer, id)
{
	if(!confirm("Do you really want to delete this file?"))
		return;
	field.value = id;
	layer = document.getElementById(layer);
	layer.style.display = "none";
}
function noRelease(){
	window.open("info_no_release.php","infoScreen","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=150");
}
function noDownload(){
	window.open("info_no_download.php","infoScreen","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=180");
}
function pView(url,w,h) {
	l = (screen.width - w) / 2;
	t = (screen.height - h) / 2;
	window.open(url, "", "width="+w+",height="+h+",left="+l+",top="+t);
}
function deleteID(formname,num) {
	if(!confirm("Really delete?")) return; 
	document.forms[formname].num.value = num; document.forms[formname].submit(); 
}
function picturePopup(compo, id, file, width, height){
	window.open("picture_popup.php?file="+file+"&compo="+compo+"&id="+id+"&w="+width+"&h="+height,"picturePopup","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width="+width+",height="+height);
}
function foodInfo(id){
	window.open("sec_food_info.php?id="+id,"foodInfo","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=350");
}
function entryInfo(id){
	window.open("sec_entry_info.php?id="+id,"entryInfo","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=500,height=500");
}
function seminarInfo(id){
	window.open("seminar_info.php?id="+id,"seminarInfo","toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=350");
}
function confirmSubscribe(id)
{
	if(!confirm("Really subscribe?")) return; 
	document.location.href="seminar.php?id="+id+"&a=s";
}

function confirmUnsubscribe(id)
{
	if(!confirm("Really unsubscribe?")) return; 
	document.location.href="seminar.php?id="+id+"&a=u";
}