// JavaScript Document
//INITIALISING VARIABLES---------------------------------------------------
var intervalID = 0;
var x = 1;
var ENLARGING_INTERVAL = 100;
var REDUCING_INTERVAL = 50;
var leftpos ;
var toppos ;
var leftOriginal;
var topOriginal;
var imagewidth, initialWidth ;
var imageheight, initialHeight;

//Functions to use in get the heart to beat

function enlarging()
{
	intervalID = setInterval("changePic(x+=2, leftpos--, toppos--)",ENLARGING_INTERVAL);
}

function reducing()
{
	intervalID = setInterval("changePic(x-=2, leftpos++, toppos++)",REDUCING_INTERVAL);
}
function heartpos()
{
	document.getElementById("heart").style.left = leftpos + "px";
	document.getElementById("heart").style.top = toppos + "px";
}

function changePic(change,leftpos,toppos)
{
	//document.getElementById("test").firstChild.nodeValue = change;
	if (change <= 1)
	{
		clearInterval(intervalID);
		enlarging();
	}
	
	else if (change >= 9)
	{
		clearInterval(intervalID);
		reducing();
	}
	
	else
	{
		document.getElementById("splash").style.width = imagewidth + change + "px";
		document.getElementById("splash").style.height = imageheight + change + "px";
		heartpos(leftpos, toppos);
	}
}

function revertback()
{	
	document.getElementById("splash").style.width=initialWidth + "px";
	document.getElementById("splash").style.height=initialHeight + "px";
	document.getElementById("heart").style.left = -1 + "px";
	document.getElementById("heart").style.top = -2 + "px";
	clearInterval(intervalID);
	x = 1;
}


function initialise()
{
	initialWidth = imagewidth = document.getElementById("splash").width;
	initialHeight = imageheight = document.getElementById("splash").height;
	leftOriginal = document.getElementById("heart").style.left;
	topOriginal = document.getElementById("heart").style.top;

	leftpos = -1;
	toppos = -2;
	enlarging();
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
	
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);