$(document).ready(function() {
	// validate signup form on keyup and submit
  var options = { 
        beforeSubmit:  showRequest,  // pre-submit callback 
        success:       showResponse,  // post-submit callback 
 
        // other available options: 
        //url:       url         // override for form's 'action' attribute 
        //type:      type        // 'get' or 'post', override for form's 'method' attribute 
        dataType:  'json',          // 'xml', 'script', or 'json' (expected server response type) 
        //clearForm: true        // clear all form fields after successful submit 
        //resetForm: true        // reset the form after successful submit 
 
        // $.ajax options can be used here too, for example: 
        timeout:   30000 
  }; 
  
  $('#loginForm').ajaxForm(options); 
 });
 
 function togglewaiting(flag){
	var obj = $("#waiting"); 
	if(flag==1) {
		obj.show();
	}	
	else obj.hide();
}

function showRequest(formData, jqForm, options) { 


    // formData is an array; here we use $.param to convert it to a string to display it 
    // but the form plugin does this for you automatically when it submits the data 
    // var queryString = $.param(formData); 
 
    // jqForm is a jQuery object encapsulating the form element.  To access the 
    // DOM element for the form do this: 
    // var formElement = jqForm[0]; 
    // alert('About to submit: \n\n' + queryString); 
    
    var obj =  $("#errorbox");
    obj.hide();
    togglewaiting(1);
     // here we could return false to prevent the form from being submitted; 
    // returning anything other than false will allow the form submit to continue 
    return true; 
} 

function showResponse(responseText, statusText)  { 
    // for normal html responses, the first argument to the success callback 
    // is the XMLHttpRequest object's responseText property 
 
    // if the ajaxSubmit method was passed an Options Object with the dataType 
    // property set to 'xml' then the first argument to the success callback 
    // is the XMLHttpRequest object's responseXML property 
 
    // if the ajaxSubmit method was passed an Options Object with the dataType 
    // property set to 'json' then the first argument to the success callback 
    // is the json data object returned by the server 
 		togglewaiting(0);
 		if (responseText.FLAG == 'err') {
 		  var obj =  $("#errorbox");
 			obj.html(responseText.MSG);
 			obj.show();
 		}
 		else
 		  window.location.href = responseText.MSG;
}