/***********************************************
* Fading Scroller- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var delay = 5000; //set delay between message change (in miliseconds)
var maxsteps=30; // number of steps to take to change from start color to endcolor
var stepdelay=40; // time in miliseconds of a single step
//**Note: maxsteps*stepdelay will be total time in miliseconds of fading effect
var startcolor= new Array(255,255,255); // start color (red, green, blue)
var endcolor=new Array(0,0,0); // end color (red, green, blue)

var fcontent=new Array();
begintag='<div id="sponsors" onmouseover="alert(Hello)">'; //set opening tag, such as font declarations
fcontent[0]='<p>Sponsored by</p><a href="http://www.spink.com" target="_blank"><img src="/images/spink-logo-web.jpg" width="150px" height="79px" /></a><p style="margin-top:15px">Forthcoming<br />World Paper Money Sales</p><p style="margin-top:15px">Tuesday 27th &amp;<br />Wednesday 28th <br/> September</p><p style="margin-top:15px">More details available from <a href="http://www.spink.com/" target="_blank">www.spink.com</a></p>';

fcontent[1]='<p>Organised by the London Branch of the IBNS<br />&nbsp;</p><a href="http://www.theibns.org" target="_blank"><img src="/images/ibns-logo.jpg" width="149px" height="150px" /></a><p style="margin-top:15px">Why not visit the<br /><a href="http://www.ibnslondon.org.uk" target="_blank">IBNS London Branch Website</a>?</p>';

closetag='</div><!-- END SPONSORS -->';

var fwidth='220px'; //set scroller width
var fheight='325px'; //set scroller height

var fadelinks=1;  //should links inside scroller content also fade like text? 0 for no, 1 for yes.

///No need to edit below this line/////////////////
var ie4=document.all&&!document.getElementById;
var DOM2=document.getElementById;
var faderdelay=0;
var index=0;
var mouseOverBool=0;

/*Rafael Raposo edited function*/
//function to change content
function changecontent(){

  if (mouseOverBool){ //if mouse is currently over scoller, do nothing (pause it)
    setTimeout("changecontent()", delay);
  } else{
    if (index>=fcontent.length) {
      index=0
    }
    if (DOM2) {
      document.getElementById("fscroller").style.color="rgb("+startcolor[0]+", "+startcolor[1]+", "+startcolor[2]+")"
      document.getElementById("fscroller").onmouseover=function(){mouseOverBool=1}
      document.getElementById("fscroller").onmouseout=function(){mouseOverBool=0}
      document.getElementById("fscroller").innerHTML=begintag+fcontent[index]+closetag
      if (fadelinks)
        linkcolorchange(1);
      colorfade(1, 15);
    } else if (ie4){
      document.all.fscroller.innerHTML=begintag+fcontent[index]+closetag;
    }
    index++
} 
}

// colorfade() partially by Marcio Galli for Netscape Communications.  ////////////
// Modified by Dynamicdrive.com
function linkcolorchange(step){
  var obj=document.getElementById("fscroller").getElementsByTagName("A");
  if (obj.length>0){
    for (i=0;i<obj.length;i++)
      obj[i].style.color=getstepcolor(step);
  }
}

/*Rafael Raposo edited function*/
var fadecounter;
function colorfade(step) {
  if(step<=maxsteps) {	
    document.getElementById("fscroller").style.color=getstepcolor(step);
    if (fadelinks)
      linkcolorchange(step);
    step++;
    fadecounter=setTimeout("colorfade("+step+")",stepdelay);
  }else{
    clearTimeout(fadecounter);
    document.getElementById("fscroller").style.color="rgb("+endcolor[0]+", "+endcolor[1]+", "+endcolor[2]+")";
    setTimeout("changecontent()", delay);
  }   
}

/*Rafael Raposo's new function*/
function getstepcolor(step) {
  var diff
  var newcolor=new Array(3);
  for(var i=0;i<3;i++) {
    diff = (startcolor[i]-endcolor[i]);
    if(diff > 0) {
      newcolor[i] = startcolor[i]-(Math.round((diff/maxsteps))*step);
    } else {
      newcolor[i] = startcolor[i]+(Math.round((Math.abs(diff)/maxsteps))*step);
    }
  }
  return ("rgb(" + newcolor[0] + ", " + newcolor[1] + ", " + newcolor[2] + ")");
}

if (ie4||DOM2)
  document.write('<div id="fscroller" style="border: 1px solid #CCCCCC;width:'+fwidth+';height:'+fheight+'"></div>');

if (window.addEventListener)
  window.addEventListener("load", changecontent, false)
else if (window.attachEvent)
  window.attachEvent("onload", changecontent)
else if (document.getElementById)
  window.onload=changecontent