// JavaScript Document
// JavaScript Document

function HideandUNhideObj(ThisObj){
nav=document.getElementById(ThisObj).style
if(nav.display=="none"){
nav.display='block';
}else{
nav.display='none';
}
}
var min=8;
var max=18;
function increaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=max) {
         s += 1;
      }
      p[i].style.fontSize = s+"px"
   }
}
function decreaseFontSize() {
   var p = document.getElementsByTagName('p');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 12;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
   }   
}
function setupFadeLinks() {
 
  arrFadeLinks[0] = "http://www.sarahsstory.org.uk/";
  arrFadeTitles[0] = "Sarah's Story -  Read More     ";
  arrFadeLinks[1] = "http://www.mndassociation.org/research/for_researchers/international_symposium/";
  arrFadeTitles[1] = "International Symposium on ALS/MND - Read more";

  arrFadeLinks[2] = "http://www.mndassociation.org/dunkit/dunkit_fundraising/fundraising.html";
  arrFadeTitles[2] = "Fundraising events ... More      ";
  arrFadeLinks[3] = "http://www.mndassociation.org/shop/index.html";
  arrFadeTitles[3] = "MND Association Shop... More      ";
  arrFadeLinks[4] = "http://www.mndassociation.org/news_and_events/events/educational_events/study_days/advanced_study_days.html";
  arrFadeTitles[4] = "2009 Advanced Study Days ... More      ";
  arrFadeLinks[5] = "http://mndresearch.wordpress.com/";
  arrFadeTitles[5] = "MND Research ... More      ";
  
 
}

// You can also play with these variables to control fade speed, fade color, and how fast the colors jump.

var m_FadeOut = 255;
var m_FadeIn=0;
var m_Fade = 0;
var m_FadeStep = 3;
var m_FadeWait = 1600;
var m_bFadeOut = true;

var m_iFadeInterval;

window.onload = Fadewl;

var arrFadeLinks;
var arrFadeTitles;
var arrFadeCursor = 0;
var arrFadeMax;

function Fadewl() {
  m_iFadeInterval = setInterval(fade_ontimer, 10);
  arrFadeLinks = new Array();
  arrFadeTitles = new Array();
  setupFadeLinks();
  arrFadeMax = arrFadeLinks.length-1;
  setFadeLink();
}

function setFadeLink() {
  var ilink = document.getElementById("fade_link");
  ilink.innerHTML = arrFadeTitles[arrFadeCursor];
  ilink.href = arrFadeLinks[arrFadeCursor];
}

function fade_ontimer() {
  if (m_bFadeOut) {
    m_Fade+=m_FadeStep;
    if (m_Fade>m_FadeOut) {
      arrFadeCursor++;
      if (arrFadeCursor>arrFadeMax)
        arrFadeCursor=0;
      setFadeLink();
      m_bFadeOut = false;
    }
  } else {
    m_Fade-=m_FadeStep;
    if (m_Fade<m_FadeIn) {
      clearInterval(m_iFadeInterval);
      setTimeout(Faderesume, m_FadeWait);
      m_bFadeOut=true;
    }
  }
  var ilink = document.getElementById("fade_link");
  if ((m_Fade<m_FadeOut)&&(m_Fade>m_FadeIn))
    ilink.style.color = "#" + ToHex(m_Fade);
}

function Faderesume() {
  m_iFadeInterval = setInterval(fade_ontimer, 10);
}

function ToHex(strValue) {
  try {
    var result= (parseInt(strValue).toString(16));

    while (result.length !=2)
            result= ("0" +result);
    result = result + result + result;
    return result.toUpperCase();
  }
  catch(e)
  {
  }
}

function checkform() 
{ 
 document.Contact.username.value=document.Contact.username.value.replace(/^\s*|\s*$/g,"");
 document.Contact.email.value=document.Contact.email.value.replace(/^\s*|\s*$/g,"");
     if (document.Contact.username.value=="")
     {
	 alert("Enter Name :"); 
     return false;
	 } 
	 else if (document.Contact.email.value=="")
     {
	 alert("Enter Email :"); 
     return false;
	 } 
	 else
	 {
	 return true;
	 }
}


function validate(form_id,email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   var address = document.forms[form_id].elements[email].value;
   if(reg.test(address) == false) {
      alert('Invalid Email Address');
      return false;
   }
}

function CheckKeyCode()
{
  if(!(event.keyCode==45||event.keyCode==46||event.keyCode==48||event.keyCode==49||
	   event.keyCode==50||event.keyCode==51||event.keyCode==52||event.keyCode==53||
	   event.keyCode==54||event.keyCode==55||event.keyCode==56||event.keyCode==57||
	   event.keyCode == 8 || event.keyCode == 190 || event.keyCode == 37 || event.keyCode == 39 || event.keyCode == 16))
		{
			return false;
		}
		else
		{
			return true;
		}
}
function playMusic(url)
	{
		var mp = document.getElementById("musicplayer-container");
		var code = '<object type="application/x-shockwave-flash" data="player.swf" height="1" width="1">';
		code += '<param name="movie" value="player.swf" />';
		code += '<param name="FlashVars" value="autostart=yes&soundFile=' + url + '" />';
		code += '<param name="quality" value="high" />';
		code += '<param name="menu" value="false" />';
		code += '<param name="wmode" value="transparent" />';
		code += '</object>';

		mp.innerHTML = code;
	}

	function stopMusic()
	{
		document.getElementById("musicplayer-container").innerHTML = "";
	}
	var preload_ctrl_images=true;

//And configure the image buttons' images here:
var previmg='left.gif';
var stopimg='stop.gif';
var playimg='play.gif';
var nextimg='right.gif';

var slides=[];
slides[0] = ["photos/photo11.JPG", "Our group members with the Oscarrs award , 12 November 2009 ."];
slides[1] = ["photos/photo6.jpg", "Adie Sherry and Nerys Watton from raft race , 21st June 2009 ."];
slides[2] = ["photos/photo7.jpg", "Adie's Raft from the raft race ,21st June 2009 ."];
slides[3] = ["photos/photo8.jpg", "Adie's Raft from the raft race ,21st June 2009 ."];
slides[4] = ["photos/photo9.jpg", " Julie's raft from the raft race,21st June 2009 ."];
slides[5] = ["photos/photo10.jpg", "Julie's raft from the raft race,21st June 2009 ."];
slides[6] = ["photos/photo1_jpg.jpg", "Julie Rawlings from 'dunk it' event on Saturday 23 May,2009 ."];
slides[7] = ["photos/photo3_jpg.jpg", "Dr Thomas, Nerys Watton (AV & Group Contact), Margaret McIntosh,<br/> RCDA and Dr Khurana from a meeting at Ardencote Manor Country Club,<br/> Claverdon on Sun 16 November 2008"];
slides[8] = ["photos/photo4_jpg.jpg", "Another photo from meeting at Ardencote Manor Country Club,<br/> Claverdon on Sun 16 November 2008"];
slides[9] = ["photos/photo5.jpg", "Gill Sherry and Adie Sherry from Champagne cycle challenge ,September 2008 ."];