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 popWin(url,win,para) { window.open(url,win,para); }

function fieldset_highlight(obj,state) {
	for (var i=0, fieldset=obj.parentNode; i<10 && fieldset && fieldset.tagName!='FIELDSET'; i++, fieldset=fieldset.parentNode);
	if (fieldset && fieldset.tagName=='FIELDSET' && fieldset.className.indexOf('group-select')!=-1) {
		if (state) fieldset.className += ' highlight'; 
		else fieldset.className = fieldset.className.replace(/ highlight/,'');
	}
}


function fieldset_highlight_event(e) {
	if (!e) e = window.event;
	var obj = e.srcElement ? e.srcElement : e.target;
	var state = e.type=='focus';
	fieldset_highlight(obj,state);
}

function fieldset_init(fs) {
	var f = fs.getElementsByTagName('INPUT'), i;
	for (i=0; i<f.length; i++) {
		if (f[i].className.indexOf('no-event-change') != -1) {
			continue;
		}
		f[i].onfocus = fieldset_highlight_event;
		f[i].onblur = fieldset_highlight_event;
	}
	f = fs.getElementsByTagName('SELECT');
	for (i=0; i<f.length; i++) {
					f[i].onfocus = fieldset_highlight_event;
					f[i].onblur = fieldset_highlight_event;
	}
	f = fs.getElementsByTagName('TEXTAREA');
	for (i=0; i<f.length; i++) {
					f[i].onfocus = fieldset_highlight_event;
					f[i].onblur = fieldset_highlight_event;
	}
}

function fieldset_init_all() {
	var fs = document.getElementsByTagName('FIELDSET'), i;
	for (i=0; i<fs.length; i++) {
		fieldset_init(fs[i]);
	}
}

var winObj = null;
function popUp(url,winName,para)
{
	if(winObj == null || winObj.closed)
	{
		winObj = window.open(url,winName,para);
	}
	else
	{
		winObj.focus();
	};
}

function validateEmail(addr,man,db) {
	if (addr == '' && man) {
   		if (db) alert('email address is mandatory');
   		return false;
	}
	var invalidChars = '\/\'\\ ";:?!()[]\{\}^|';
	for (i=0; i<invalidChars.length; i++) {
   		if (addr.indexOf(invalidChars.charAt(i),0) > -1) {
      		if (db) alert('email address contains invalid characters');
      			return false;
   		}
	}
	for (i=0; i<addr.length; i++) {
   		if (addr.charCodeAt(i)>127) {
      		if (db) alert("email address contains non ascii characters.");
      		return false;
   		}
	}
	
	var atPos = addr.indexOf('@',0);
	if (atPos == -1) {
	   if (db) alert('email address must contain an @');
	   return false;
	}
	if (atPos == 0) {
	   if (db) alert('email address must not start with @');
	   return false;
	}
	if (addr.indexOf('@', atPos + 1) > - 1) {
	   if (db) alert('email address must contain only one @');
	   return false;
	}
	if (addr.indexOf('.', atPos) == -1) {
	   if (db) alert('email address must contain a period in the domain name');
	   return false;
	}
	if (addr.indexOf('@.',0) != -1) {
	   if (db) alert('period must not immediately follow @ in email address');
	   return false;
	}
	if (addr.indexOf('.@',0) != -1){
	   if (db) alert('period must not immediately precede @ in email address');
	   return false;
	}
	if (addr.indexOf('..',0) != -1) {
	   if (db) alert('two periods must not be adjacent in email address');
	   return false;
	}
	var suffix = addr.substring(addr.lastIndexOf('.')+1);
	if (suffix.length != 2 && suffix != 'com' && suffix != 'net' && suffix != 'org' && suffix != 'edu' && suffix != 'int' && suffix != 'mil' && suffix != 'gov' & suffix != 'arpa' && suffix != 'biz' && suffix != 'aero' && suffix != 'name' && suffix != 'coop' && suffix != 'info' && suffix != 'pro' && suffix != 'museum') {
	   if (db) alert('invalid primary domain in email address');
	   return false;
	}
	return true;
}