/* stc_disp_ann1.js
 *
 *
 */
    /***********************************************
    * 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 = 4000; // SET DELAY BETWEEN MESSAGE CHANGE (IN MILISECONDS)
    var maxsteps = 90; // NUMBER OF STEPS TO TAKE TO CHANGE FROM START COLOR TO ENDCOLOR
    var stepdelay = 100; // 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 fwidth='150px'; //set scroller width
    var fheight='200px'; //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;


    /*Rafael Raposo edited function*/
    //FUNCTION TO CHANGE CONTENT
    function changecontent()
    {
      if (index>=fcontent.length)
	index=0
	if (DOM2)
	{
	    document.getElementById("fscroller").style.color="rgb("+startcolor[0]+", "+startcolor[1]+", "+startcolor[2]+")";
	    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] + ")");
    }