// JavaScript Document
function formCheck(formobj){
	// Enter name of mandatory fields
	var fieldRequired = Array("student_number","first_name","middle_name","last_name","birthday","mobile","email","sec","group");
	// Enter field description to appear in the dialog box
	var fieldDescription = Array("Student Number","First Name","Middle Name","Last Name","Birthday","Mobile Number","Email","Section","Group");
	// dialog message
	var alertMsg = "Please complete the following fields:\n";
	
	var l_Msg = alertMsg.length;
	
	for (var i = 0; i < fieldRequired.length; i++){
		var obj = formobj.elements[fieldRequired[i]];
		if (obj){
			switch(obj.type){
			case "select-one":
				if (obj.selectedIndex == -1 || obj.options[obj.selectedIndex].text == ""){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
				break;
			case "select-multiple":
				if (obj.selectedIndex == -1){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
				break;
			case "password":
			case "text":
			case "textarea":
				if (obj.value == "" || obj.value == null){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
				break;
			default:
			}
			if (obj.type == undefined){
				var blnchecked = false;
				for (var j = 0; j < obj.length; j++){
					if (obj[j].checked){
						blnchecked = true;
					}
				}
				if (!blnchecked){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
			}
		}
	}

	if (alertMsg.length == l_Msg){
		savedata();
		return true;
	}else{
		alert(alertMsg);
		return false;
	}
}

function savedata()
{
	var student_number=$("input#student_number").val();
	var first_name=$("input#first_name").val();
	var middle_name=$("input#middle_name").val();
	var last_name=$("input#last_name").val();
	var birthday=$("input#birthday").val();
	var mobile=$("input#mobile").val();
	var email=$("input#email").val();
	var year_sec=$("input#year").val()+"-"+$("input#sec").val();
	var group=$("input#group").val();
	$.ajax(
	{
	   type: "POST",
	   cache: false,
	   url: 'student_details_add.php',
	   data: 'student_number='+ student_number+
	   	'&first_name='+ first_name+
		'&middle_name='+ middle_name+
		'&last_name='+ last_name+
		'&birthday='+ birthday+
		'&mobile='+ mobile+
		'&email='+ email+
		'&year_sec='+ year_sec+
		'&group='+ group,
		 success: function(html)
		 {
			$("#body").html(html);
			$("input#student_number").val('');
			$("input#first_name").val('');
			$("input#middle_name").val('');
			$("input#last_name").val('');
			$("input#birthday").val('');
			$("input#mobile").val('');
			$("input#email").val('');
			$("input#year").val('');
			$("input#sec").val('');
			$("input#group").val('');
		 }
	}
	);
 }
 
 function emailValidator()
{
	var email=document.form.email.value;
	var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	if(document.form.email.value.match(emailExp)){
		return true;
	}
	else if(email.toUpperCase()=="N/A")
	{
		return true;
	}
	else{
		alert("Please input a valid email address");
		document.form.email.value="";
		function fieldFocus()
		{
			document.form.email.focus();
		}
		setTimeout( fieldFocus , 10 );
		
		return true;
	}
}

function check(a)
{
	var alphaExp = /\D/;
	var validity;
	if(a=="mobile")
	{
		var mobile=document.form.mobile.value;
		if (mobile.match(alphaExp)|| mobile.length!=11)
		{
			document.form.mobile.value="";
			alert("Entries should be in numbers and must be 11 digits");
			validity=1;	
		}
	}
	var c=a;
	if (validity==1)
	{
		function fieldFocus(c)
		{
			document.getElementById(a).focus();
		}
		setTimeout( fieldFocus , 10 );	
	}	
	else
	{
		function fieldFocus2(c)
		{
			document.getElementById(a).blur();
		}
		setTimeout( fieldFocus2 ,5000 );	
	}	
}