function getreference(_id) {
	if( document.layers ) return document.layers[_id];
	if( document.getElementById ) return document.getElementById(_id);
	if( document.all ) return document.all[_id];
	if( document[_id] ) return document[_id];
	return false;
}

function showdiv(_id) {
	div_reference = getreference(_id);
	if( !div_reference ) return false;
	if( div_reference.style ) div_reference.style.visibility = 'visible';
	if( div_reference.style ) div_reference.style.display = 'inline';
	else {
		if( div_reference.visibility ) {
			div_reference.visibility = 'show';
			div_reference.display = 'block';
		}
		else {
			// window.alert('Nothing works in this browser');
			return false;
		}
	}
	return true;
}

function hidediv(_id) {
	div_reference = getreference(_id);
	if( !div_reference ) return false;
	if( div_reference.style ) div_reference.style.visibility = 'hidden';
	if( div_reference.style ) div_reference.style.display = 'none';
	else {
		if( div_reference.visibility ) {
			div_reference.visibility = 'hide';
			div_reference.display = 'none';
		}
		else {
			// window.alert('Nothing works in this browser');
			//return false;
		}
	}
	//return true;
}

function validateEmailAddress(emailAddr) {

	var at="@"
	var dot="."
	var lat=emailAddr.indexOf(at)
	var lemailAddr=emailAddr.length
	var ldot=emailAddr.indexOf(dot)
	if (emailAddr.indexOf(at)==-1){
	   alert("Please enter a valid E-mail Address")
	   return false
	}

	if (emailAddr.indexOf(at)==-1 || emailAddr.indexOf(at)==0 || emailAddr.indexOf(at)==lemailAddr){
	   alert("Please enter a valid E-mail Address")
	   return false
	}

	if (emailAddr.indexOf(dot)==-1 || emailAddr.indexOf(dot)==0 || emailAddr.indexOf(dot)==lemailAddr){
	   alert("Please enter a valid E-mail Address")
	    return false
	}

	 if (emailAddr.indexOf(at,(lat+1))!=-1){
	   alert("Please enter a valid E-mail Address")
	    return false
	 }

	 if (emailAddr.subemailAddring(lat-1,lat)==dot || emailAddr.subemailAddring(lat+1,lat+2)==dot){
	   alert("Please enter a valid E-mail Address")
	    return false
	 }

	 if (emailAddr.indexOf(dot,(lat+2))==-1){
	   alert("Please enter a valid E-mail Address")
	    return false
	 }

	 if (emailAddr.indexOf(" ")!=-1){
	   alert("Please enter a valid E-mail Address")
	    return false
	 }

	 return true					
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_jumpMenuGo(selName,targ,restore){ //v3.0
  var selObj = MM_findObj(selName); if (selObj) MM_jumpMenu(targ,selObj,restore);
}

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) { //v3.0
  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); 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 JoinMailList()
{
  document.maillistform.submit();
}