// JavaScript Document

function SymError()
{return true;}
window.onerror = SymError;

function SymError()
{
  return true;
}

function chexemail()
{
	if (document.formemail.name.value=='')
	{
	alert('You must enter Full Name to proceed');
	document.formemail.name.focus();
	document.formemail.name.style.backgroundColor="#FF9900";
	return false;
	}
if (document.formemail.email.value=='')
	{
	alert('You must enter a valid email address to proceed');
	document.formemail.email.focus();
	document.formemail.email.style.backgroundColor="#FF9900";
	return false;
	}
	
	if (echeck(document.formemail.email.value)==false){
		document.formemail.email.value=""
		document.formemail.email.focus()
  		document.formemail.email.style.backgroundColor="#FF9900";
		return false
	}

}	
function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		     alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		     alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
			 alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")		
			 return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
 			alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")
			return false
		 }
		 
		
		 if (str.indexOf(" ")!=-1){
		 alert("Invalid E-mail Address \r Please enter a valid email address \re.g. you@domain.com")		
		 return false
		 }

 		 return true					
	}


	function toggle( whichLayer ) {
	// layers MUST HAVE THEIR ID SET or this will not work and all the 
	// javascript on the page will break. DO NOT SEND A LAYER THAT DOESN'T EXIST!
	
	if (document.getElementById) {
		// this is the way the standards work
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "":"block";
		
	} 
	//return true;
}
<!--
 function PopupImage(helpfile)
 {
 window.open( helpfile , 'Image', 'toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=yes,copyhistory=no,width=290,height=490' );
 }
 // -->



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 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;
}