//***********************************************************
//********** ROLLOVER IMAGES ********************************
//***********************************************************
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_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];}
}



//***********************************************************
//********** REQUIRED FIELDS ********************************
//***********************************************************
function validation()
{
	if (document.Form.name.value == ""){  // required name
	   	alert("Please enter your name.");
	   	document.Form.name.focus();
	   	return (false);
  		}
	
	if (document.Form.phone.value == ""){  // required phone
	   	alert("Please enter your phone number.");
	   	document.Form.phone.focus();
	   	return (false);
  		}
		
	if (document.Form.msg.value == ""){  // required name
	   	alert("Please enter your message.");
	   	document.Form.msg.focus();
	   	return (false);
  		}
	
	if (document.Form.email.value.length > 0) {
			return emailCheck(document.Form.email.value);
		}
		
	return (true);
}

function emailCheck(emailStr) {
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);

	if (matchArray==null) {
		alert("Email address seems incorrect (check @ and .'s)");
		return false;
	}

	var user=matchArray[1];
	var domain=matchArray[2];

	if (user.match(userPat)==null) {
			alert("The username doesn't seem to be valid.");
		return false;
	}

	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Destination IP address is invalid!");
			return false;
			}
			}
			return true;
	}

	var domainArray=domain.match(domainPat);
	if (domainArray==null) {
		alert("The domain name doesn't seem to be valid.");
			return false;
	}

	var atomPat=new RegExp(atom,"g");
	var domArr=domain.match(atomPat);
	var len=domArr.length;
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) {
	   alert("The address must end in a three-letter domain, or two letter country.");
		return false;
	}

	if (len<2) {
		var errStr="This address is missing a hostname!";
		alert(errStr);
	return false;
	}

	return true;
}