function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function imgwin(args) {
  window.open ('images.ihtml?' + args, 'Images', 'width=380,height=200,status=yes,scrollbars=yes,resizable=yes');
}
function upimage(args) {
  window.open ('upimage.ihtml?' + args, 'Images', 'width=380,height=200,status=yes,scrollbars=yes,resizable=yes');
}
function selmemwin(args) {
  window.open ('selectmember.ihtml?' + args, 'Members', 'width=380,height=200,status=yes,scrollbars=yes,resizable=yes');
}
function attendwin(args) {
  window.open ('attendees_view.ihtml?id=' + args, 'Attendees', 'width=550,height=400,status=yes,scrollbars=yes,resizable=yes');
}
function rmvMember(obj,member) {
	if (!obj.checked) {
		if (!confirm('Are you sure you wish to remove \''+member+'\' from this event?')) {
			obj.checked=true;
		}
	}
}
function enablePay(obj, obj2) {
  if (obj.checked) {
		obj2[0].disabled=false;
		obj2[1].disabled=false;
	} else {
		obj2[0].disabled=true;
		obj2[1].disabled=true;
	}
}
function showimg(obj) {
	window.open (obj, 'Images', 'width=550,height=400,status=yes,scrollbars=yes,resizable=yes');
}
function enableSendEmail () {
	if (document.updateCompanyForm.mid[document.updateCompanyForm.mid.selectedIndex].value==0) {
		document.updateCompanyForm.sendemail.disabled=true;
		alert('An email can only be sent if a main contact is selected.');
		document.updateCompanyForm.sendemail.checked=false;
		document.updateCompanyForm.paid[1].checked=true;
		return false;
  } else {
		document.updateCompanyForm.sendemail.disabled=false;
    document.updateCompanyForm.sendemail.checked=true;
    return true;
  }
}
function checkdates(obj,start) {
	if (start == 1) {
		year = document.EventForm.startyear.options[document.EventForm.startyear.selectedIndex].value;
		month = document.EventForm.startmonth.options[document.EventForm.startmonth.selectedIndex].value;
		day = document.EventForm.startday.options[document.EventForm.startday.selectedIndex].value;
	} else {
		year = document.EventForm.endyear.options[document.EventForm.endyear.selectedIndex].value;
		month = document.EventForm.endmonth.options[document.EventForm.endmonth.selectedIndex].value;
		day = document.EventForm.endday.options[document.EventForm.endday.selectedIndex].value;
	}
	var isleap=0;
	var dateerror=0;
	if (year % 4 != 0) {
		isleap=0;
	} else if  (year % 400 == 0) {
		isleap=1;
	} else if (year % 100 == 0) {
		isleap=0;
	} else {
		isleap=1;
	}
	if ((day == 31) && ((month== 2) || (month == 4) || (month == 6) || (month == 9) || (month == 11))) {
		dateerror=1;
	}
	if ((day == 30) && (month == 2)) {
		dateerror=2;
	}
	if (month == 2 && day == 29 && isleap == 0) {
		dateerror=3;
	}
	if (dateerror != 0) {
		alert('The date you have selected is invalid.');
		obj.selectedIndex=0;
		return false;
	} else {
		return true;
	}
}
function delEvent(id) {
	if (confirm('Are you sure you wish to delete this event?')) {
		document.location.href='edit_event.ihtml?step=3&id='+id;
	}
	return false;
}