/***************************/
//@Author: Adrian "yEnS" Mato Gondelle
//@website: www.yensdesign.com
//@email: yensamg@gmail.com
//@license: Feel free to use it, but keep this credits please!					
/***************************/

//SETTING UP OUR POPUP
//0 means disabled; 1 means enabled;
var popupStatus = 0;



//loading popup with jQuery magic!
function loadPopup(){
	//loads popup only if it is disabled
	if(popupStatus==0){
		$("#backgroundPopup").css({
			"opacity": "0.7"
		});
		$("#backgroundPopup").fadeIn("slow");
		$("#popupContact").fadeIn("slow");
		popupStatus = 1;
	}
}


function loadErrorPopup(){
	//loads popup only if it is disabled
	if(popupStatus==0){
		$("#backgroundPopup").css({
			"opacity": "0.7"
		});
		$("#backgroundPopup").fadeIn("slow");
		$("#popupErrorContact").fadeIn("slow");
		popupStatus = 1;
	}
}

//disabling popup with jQuery magic!
function disablePopup(){
	//disables popup only if it is enabled
	if(popupStatus==1){
		$("#backgroundPopup").fadeOut("slow");
		$("#popupContact").fadeOut("slow");
		popupStatus = 0;
	}
	document.getElementById('topic').value='Type your question here...';
}

//centering popup
function centerPopup(){
	//request data for centering
	var windowWidth = document.documentElement.clientWidth;
	//var windowWidth = document.getElementById('popupContact').pageXOffset+200;	
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $("#popupContact").height();
	var popupWidth = $("#popupContact").width();
	//centering
	$("#popupContact").css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/2+300,
		"left": windowWidth/2-popupWidth/2
	});
	//only need force for IE6
	
	$("#backgroundPopup").css({
		"height": windowHeight
	});
	
}
	
//CONTROLLING EVENTS IN jQuery
$(document).ready(function(){
						
	//LOADING POPUP
	//Click the button event!
	$("#button").click(function()
{

		//centering with css

		//load popup
		var topic=document.getElementById('topic').value;
		var txtfrm=document.getElementById('textfrom').value;
		var username=document.getElementById('username').value;
	//alert(topic);				
		if(topic=='')
		{
			alert('Enter any question');exit;
		}
		if(topic!='')
		{
			centerPopup();
		//var logintest=document.getElementById('logintest').value;
		//if(logintest=='logout')
		//{
		if (window.XMLHttpRequest)
{// code for IE7+, Firefox, Chrome, Opera, Safari
xmlhttp=new XMLHttpRequest();
}
else
{// code for IE6, IE5
xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
}
var url="/askexpert.php?topic="+topic+"&txtfrm="+txtfrm+"&username="+username;
xmlhttp.open("GET",url,false);
xmlhttp.send(null);
var status=xmlhttp.responseText;
//alert(status);
if(status=='yes')
{
//alert('popup will load');
loadPopup();
}
		if(status=='no')
		{alert('Error on your submission');document.getElementById('topic').value='Type your question here...';exit;}
		if(status=='wrong')
		{
			alert('Enter valid question');document.getElementById('topic').value='Type your question here...';exit;
		}
		//}
		
		//else
		//{
			//alert("Your must login before enter question");exit;
		//}
		}
	});
				
	//CLOSING POPUP
	//Click the x event!
	$("#popupContactClose").click(function()
	{
		disablePopup();
	});
	
	$("#popupClose").click(function()
	{
		disablePopup();
	});
	
	//Click out event!
	$("#backgroundPopup").click(function(){
		disablePopup();
	});
	//Press Escape event!
	$(document).keypress(function(e){
		if(e.keyCode==27 && popupStatus==1){
			disablePopup();
		}
	});

});