function checkForm() {
	
	if (document.getElementById("name").value == "") {
		alert ("You need to enter a name");
		return false;
	}
	
	if (document.getElementById("tsd").checked == false && document.getElementById("ld").checked == false && document.getElementById("mma").checked == false && document.getElementById("kkb").checked == false) {
		alert ("You must select at least one program");
		return false;
	}
	
	if ((document.getElementById("phone").value == "" || document.getElementById("phone").value == null) && (document.getElementById("email").value == "" || document.getElementById("email").value == null)) {
		alert ("You must enter either a phone number, or an email");
		return false;
	}
	
	if (document.getElementById("email").value != "" && document.getElementById("email").value != null) {
		echecker = echeck(document.getElementById("email").value);
		
		if (echecker == false) {
			alert ("Invalid E-Mail Address");
			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){
		  return false
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		  return false
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		  return false
	}

	if (str.indexOf(at,(lat+1))!=-1){
		  return false
	}

	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		  return false
	}

	if (str.indexOf(dot,(lat+2))==-1){
		  return false
	}
		
	if (str.indexOf(" ")!=-1){
		  return false
	}

 	return true					
}