function formInit(){	
	document.forms[0].otherOccuSpec.disabled=true;
	document.forms[0].otherOccuSpec.value="Select Occupation";
	document.forms[0].desig.disabled=true;	
	document.forms[0].otherRefSpec.disabled=true;
	document.forms[0].needCertSpec.disabled=true;
	}

	function occu() {
	var selection = document.forms[0].occupation;

	for (i=0; i<selection.length; i++)
	{	  
	  if (selection[2].checked == true)
	  {
	  document.forms[0].otherOccuSpec.disabled=false;
	  document.forms[0].otherOccuSpec.value="Please Specify";
	  document.forms[0].desig.disabled=true;
	  document.forms[0].desig.value="N/A";
	  }
	  else if(selection[1].checked == true)
	  {
	  document.forms[0].desig.disabled=false;
	  document.forms[0].desig.value=" ";
	  document.forms[0].otherOccuSpec.disabled=true;
	  }
	  else
	  {
	  document.forms[0].otherOccuSpec.disabled=true;
	  document.forms[0].otherOccuSpec.value="N/A";
	  document.forms[0].desig.disabled=true;	  
	  document.forms[0].desig.value="N/A";
	  }
	}
	}

	function ref() {
	var selection = document.forms[0].referral;

	for (i=0; i<selection.length; i++)
	{
	  
	  if (selection[3].checked == true)
	  {
	  document.forms[0].otherRefSpec.disabled=false;
	  document.forms[0].otherRefSpec.value="Please Specify";
	  }	 
	  else
	  {
	  document.forms[0].otherRefSpec.disabled=true;
	  document.forms[0].otherRefSpec.value="N/A";
	  }
	}
	}

	function cert(){
	var selection = document.forms[0].certification;
	for (i=0; i<selection.length; i++)
	{
		if (selection[1].checked == false)
		{
		document.forms[0].needCertSpec.disabled=false;
		document.forms[0].needCertSpec.value="Please Specify";
		}
		else
		{document.forms[0].needCertSpec.disabled=true;
		document.forms[0].needCertSpec.value="N/A";
		}
	}
	}
	
function isValidEmail(email, required) {
    if (required==undefined) {   // if not specified, assume it's required
        required=true;
    }
    if (email==null) {
        if (required) {
            return false;
        }
        return true;
    }
    if (email.length==0) {  
        if (required) {
            return false;
        }
        return true;
    }
    if (! allValidChars(email)) {  // check to make sure all characters are valid
        return false;
    }
    if (email.indexOf("@") < 1) { //  must contain @, and it must not be the first character
        return false;
    } else if (email.lastIndexOf(".") <= email.indexOf("@")) {  // last dot must be after the @
        return false;
    } else if (email.indexOf("@") == email.length) {  // @ must not be the last character
        return false;
    } else if (email.indexOf("..") >=0) { // two periods in a row is not valid
	return false;
    } else if (email.indexOf(".") == email.length) {  // . must not be the last character
	return false;
    }
    return true;
}

function allValidChars(email) {
  var parsed = true;
  var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@.-_";
  for (var i=0; i < email.length; i++) {
    var letter = email.charAt(i).toLowerCase();
    if (validchars.indexOf(letter) != -1)
      continue;
    parsed = false;
    break;
  }
  return parsed;
}


	function submit_form()
	{
		
		msg="";
		if(document.forms[0].studName.value=="")
		{
		msg=msg+"Name Required\n";		
		}		
		if(document.forms[0].phone.value=="")
		{
		msg=msg+"Phone Required\n";		
		}	
		if(document.forms[0].email.value=="")
		{
		msg=msg+"Email Required\n";		
		}	
		else
		{
			    if (! isValidEmail(document.forms[0].email.value)) {
				msg=msg+"Please enter a valid email address";
   		 }
		}
		if(msg=="")
		{
		return true;
		}
		else
		{
		alert(msg);		
		return false;
		}
	}