/**

 * Provides a feedback form visitors to sites in the Family Center domain.

 * Any user can rate the page and/or post comments to be submitted to the page

 * owner.

 **/

 

// submits opinion to the server.

function get_radio_value() {

   for( var i=0; i < document.getElementById('UWPFeedBackForm').opinion.length; i++ ) {

      if( document.getElementById('UWPFeedBackForm').opinion[i].checked) {

         return document.getElementById('UWPFeedBackForm').opinion[i].value;

      }

   }

}



function submitOpinion() {

   if (window.XMLHttpRequest) //non-Microsoft browser 

   { 

   	xmlHttp = new XMLHttpRequest();

   }   

   else if (window.ActiveXObject) //IE

   {

   	try 

   	{

      	xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");

      } 

      catch (e) 

      {

      	try 

      	{

         	xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");

         } 

         catch (e) {}

      }

	}

	

   if( !xmlHttp ) {

      alert( "Browser does not support HTTP Request" );

      return;

   }

   var $opinion = get_radio_value();

   var $comment = document.getElementById("comment").value;

   var $url="http://www.familycentergrantcounty.org/wp/feedback/feedback.php?opinion=" + $opinion + "&comment=" + $comment;

   $url=$url+"&sid="+Math.random();

   xmlHttp.open("GET",$url,true);  

   xmlHttp.setRequestHeader("Referer", location.href);

   xmlHttp.send(null);

   document.getElementById("UWPFeedBack").innerHTML = "";

   setCookie();

}



//  Calls the function to display the feedback form on a valid page.

function feedBack()

{

 	if(checkURL())

 	{

 	   document.write('<div id="UWPFeedBack"></div>');

	   HideIt();

	}

}



//  Checks to see if the web-page using the feedback is a valid UWP

//  web-page.  Also makes sure the web-page is not from a personal

//  web-site.

function checkURL()

{

	var my_url = document.URL;

	if ( my_url.indexOf( 'www.familycentergrantcounty.org' ) != -1 )	{

		var cookie_name = my_url + "feedback";

      cookie_name = cookie_name.replace(/.html/, "");

      cookie_name = cookie_name.replace(/http:\/\/www.familycentergrantcounty.org\//, "");

      // Makes sure feedback has not already been posted

      if( !checkCookie(cookie_name) )

      {

      	return true;

      }

   }

   // If a cookie already exists, feedback has already been submitted.

   return false;

}



// Writes the html to draw the Feedback dialog so it is visible to the user.

function drawFeedBackForm()

{  

	var display_data = '<div id="feedBack" style="width:13em; height:0em;">';

	display_data += '<form id="UWPFeedBackForm" name="UWPFeedBackForm">';

	display_data += '<fieldset>';

   display_data += '<h4>Opinion</h4>';

   display_data += '<ul><li><label> <input type="radio" name="opinion" value="hate" /> hate </label></li>';

   display_data += '<li><label> <input type="radio" name="opinion" value="dislike" /> dislike </label></li>';

   display_data += '<li><label> <input type="radio" name="opinion" value="like" /> like </label></li>';

   display_data += '<li><label> <input type="radio" name="opinion" value="love" /> love </label></li></ul>';

   display_data += '<label for="comment" class="commentBoxLabel">Comments</label>';

   display_data += '<input type="text" name="comment" id="comment" maxlength="255"></input><br />';

   display_data += '<input type="button" class="button" id="submitButton" name="submitButton" value="Submit" onclick="submitOpinion()"/>';

   display_data += '</fieldset>';

   display_data += '</form>';

	display_data += '</div>';

	display_data += '<div id="tabDown">';

	display_data += '<a href="jav'+'ascri'+'pt:hideFeedBackForm();"><span>Feedback</span></a>';

	display_data += '</div>';

	document.getElementById("UWPFeedBack").innerHTML = display_data;

	var effectTime = 1000;  //time in milliseconds it will take to resize.

	resizeDiv("feedBack", 0, 14, effectTime);

}



// Writes the html to hide the Feedback dialog from the user.

function hideFeedBackForm()

{  

   var effectTime = 1000;  //time in milliseconds it will take to resize.

   resizeDiv("feedBack", 14, 0, effectTime);

   setTimeout('HideIt()', (effectTime+60));

}



function HideIt()

{

   document.getElementById("UWPFeedBack").innerHTML = '<div id="tabUp"><a href="jav'+'ascri'+'pt:drawFeedBackForm();"><span>Feedback</span></a></div>'; '<div id="tabUp"><a href="jav'+'ascri'+'pt:drawFeedBackForm();"><span>Feedback</span></a></div>';

}



// Searches to see if feedback has already been submitted by the user.

// returns null if no; returns the cookie if yes.

function checkCookie(c_name)

{

   if (document.cookie.indexOf(c_name + "=")!=-1)

	{ 

	   return true;

	}

	return false;

}



// Creates a new cookie to indicate that the user has recently

// submitted feedback for the particular website.

function setCookie()

{

   var cookie_name = document.URL;

   cookie_name = cookie_name.replace(/.html/, "");

   cookie_name = cookie_name.replace(/http:\/\/www.familycentergrantcounty.org\//, "");

   cookie_name += "feedback";

	var exdate=new Date();

	exdate.setTime(exdate.getTime()+(48*24*3600*1000));

	document.cookie=cookie_name+ "=" +escape("ThanksForYourOpinion")+ "; expires="+exdate;

}



function resizeDiv(DivId, startHeight, endHeight, effectTime)

{

   var myEffect = new fx.Height(DivId , {duration: effectTime});

   myEffect.custom(startHeight, endHeight);

}