// JavaScript Document
function isEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function chkEform(form){
	if(form.title.value == ""){
		alert('Please enter the title of your Website.');
		form.title.focus();
		return false;
	}
	else if(form.url.value == ""){
		alert('Please enter the complete URL of your page for linking in the form: http://www.yourdomain.com.');
		form.url.value = "";
		form.url.focus();
		return false;
	}
	else if(form.ourlinkurl.value == ""){
		alert('Please enter the complete URL of the page where you placed our link in the form: http://www.yourdomain.com.');
		form.ourlinkurl.value = "";
		form.ourlinkurl.focus();
		return false;
	}
	else if(form.email.value != ""){
		if (!isEmailAddr(form.email.value)){
			alert('Please enter a complete email address in the form: yourname@yourdomain.com');
			form.email.value = "";
			form.email.focus();
			return false;
		}	
	}
	if(form.email.value == ""){
		alert('Please enter your email address.');
		form.email.value = "";
		form.email.focus();
		return false;
	}
	else if(form.message.value == ""){
		alert('Please provide brief decription of your Website.');
		form.message.value = "";
		form.message.focus();
		return false;
	}
}//end function