// AJAX Based Voting System
// Also checks, whether the user logged in or not through server side script

function changeStatus(url, resultTextDiv){	

	var xmlHttp;
	try
	  {
	  // Firefox, Opera 8.0+, Safari
	  xmlHttp=new XMLHttpRequest();
	  }
	catch (e)
	  {
		  // Internet Explorer
		  try
			{
				xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
			}
		  catch (e)
			{
			try
			  {
			  	xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			  }
			catch (e)
			  {
				  alert("Please enable your browser Java Script !!!");
				  return false;
			  }
			}
		}
	
	//clears any previous message, when again requested...
	document.getElementById(resultTextDiv).innerHTML = "<img src='/images/loader.gif' /><span style='font-size:80%;'>wait...</span>";
	

	xmlHttp.onreadystatechange=function()
	{
		//echo "FALSE" in your script when you want this script to handle exception, when there is something wrong with server script		
		if(xmlHttp.readyState==4 ){
			document.getElementById(resultTextDiv).innerHTML = xmlHttp.responseText;				
	    }
	}

	  xmlHttp.open("GET",url,true);
	  xmlHttp.send(null);
}
//closing ajaxVoting


/* Gaurav : Allow attempt request form */
	$("#allow_attempt_request_popup_wizard").live("click", function(e){
			e.preventDefault();
				$('#basic-modal-allow_attempt_request').modal({
					maxHeight: 300,
					maxWidth: 450								
		});
	});
    
	
  
 $(document).ready(function(){
		$("#frmRequest").submit(function(){		
		//$("#create_quiz").click(function(){
		 var requestName = $.trim($("#requestName").val());
		 var requestEmail = $.trim($("#requestEmail").val());
		 var requestMessage = $.trim($("#requestMessage").val());
		 var quizAuthorEmail = $.trim($("#quizAuthorEmail").val());
		 var quizAuthorName = $.trim($("#quizAuthorName").val());
		 var qtextTitle = $.trim($("#qtextTitle").val());
		 var quiztitleURL = $.trim($("#titleURL").val());
		 var error = 'false';
		              if (requestName == "") {
                            errorMessage = "Please enter your name.<br />";
							$("#error_message").html(errorMessage);
							$("#error").hide();
							$("#error").fadeIn("slow");
							$("#loader_create").hide();
							error = 'true';
							$("#requestName").focus();
							return false;
                        }else if (requestEmail == "") {
							 errorMessage = "Please enter your email id.<br />";
							$("#error_message").html(errorMessage);
							$("#error").hide();
							$("#error").fadeIn("slow");
							$("#loader_create").hide();
							error = 'true';
							$("#requestEmail").focus();
							return false;
						}else if (echeck(requestEmail)==false) {
							errorMessage = "Please enter valid email id.<br />";
							$("#error_message").html(errorMessage);
							$("#error").hide();
							$("#error").fadeIn("slow");
							$("#loader_create").hide();
							error = 'true';
							$("#requestEmail").select();
							return false;
						}else if (requestMessage == "") {
							 errorMessage = "Please enter your message.<br />";
							$("#error_message").html(errorMessage);
							$("#error").hide();
							$("#error").fadeIn("slow");
							$("#loader_create").hide();
							error = 'true';
							$("#requestMessage").focus();
							return false;
						}
                 $.ajaxSetup ({
                                cache: false
                            });
                            
                            var ajax_load = "<img src='../images/loader.gif' alt='please wait...' />";
                            
                            //login script
                            var loadUrl = "request_attempt.php";
                            var returnHtmlText = '';
                            
                            //ajax post request to login with jquery $.post() method
                            $("#loader_create").html(ajax_load);
                            $("#loader_create").show();
						   	$.modal.close();
							  $("#requestedSuccessfully").html("<strong style='font-size: 18px;'>Your request sent successfully to quiz author.</strong><br /><br />Please wait...<br /><br /><img src='../images/loader.gif' alt='please wait...' />");
							 	$("#requestedSuccessfully").modal({
								maxHeight:100,
								maxWidth: 420
								});
							$.ajax({
							  url: loadUrl,
							  type: "POST",
							  data: ({rName: requestName, rEmail: requestEmail, rMessage: requestMessage, qAuthorEmail:quizAuthorEmail, qAuthorName:quizAuthorName, qTitle: qtextTitle, titleURL: quiztitleURL, submitform: 'true'}),
							  cache: false,
							  async: false,
							  success: function(data){
							  
							  window.location = data;
							  }
							});
								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					
	}
	
    /* ----- */