//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;
		$( 'html, body' ).animate( { scrollTop: 0 }, 'slow' );
	}
}

//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;
	}
}

//centering popup
function centerPopup(){
	//request data for centering
	var windowWidth = document.documentElement.clientWidth;
	var windowHeight = document.documentElement.clientHeight;
	var popupHeight = $("#popupContact").height();
	var popupWidth = $("#popupContact").width();
	//centering
	$("#popupContact").css({
		"position": "absolute",
		"top": windowHeight/2-popupHeight/2,
		"left": windowWidth/2-popupWidth/2
	});
	
	//only need force for IE6
	$("#backgroundPopup").css({
		"height": windowHeight
	});

}


//CLOSING POPUP
//Click the x event!
$(document).ready(function(){
	$("#popupContactClose").click(function(){
		disablePopup();
	});
	//Click out event!
	$("#backgroundPopup").click(function(){
		disablePopup();
	});
});
//Press Escape event!
$(document).keypress(function(e){
	if(e.keyCode==27 && popupStatus==1){
		disablePopup();
	}
});

function showContactForm(section, section_id, url){
	$.ajax({
		cache: false,
		type: 'POST',
		url: siteURL + 'ajax/show_contact_popup',
		data: 'section=' + encodeURIComponent(section) + '&section_id=' + encodeURIComponent(section_id) + '&url=' + encodeURIComponent(url),
		success: function(data) {
			var obj = jQuery.parseJSON(data);
			$('#popupContactContainer').html(obj.html);
			$("#popupContact").css('padding', '0');
			$("#popupContact").css('width', '306px');
			centerPopup();
			loadPopup();
		}
	});
}

function showListingVideo(listing_id, site){
	$.ajax({
		cache: false,
		type: 'POST',
		url: siteURL + 'ajax/show_listing_video',
		data: 'listing_id=' + encodeURIComponent(listing_id) + '&site=' + site,
		success: function(data) {
			var obj = jQuery.parseJSON(data);
			if(obj.html){
				$('#popupContactContainer').html(obj.html);
				$("#popupContact").css('width', '640px');
				$("#popupContact").css('padding', '20px 0 0 0');
				centerPopup();
				loadPopup();
			}
		}
	});
}