function getElementsByClassName(clss, prnt, tg) 
{
    var elements = new Array();
    tg = tg || '*';
    prnt = prnt || document;
    var list = prnt.getElementsByTagName(tg);
    for (var i = 0; i < list.length; ++i)
     {
       if (list[i].className == clss)
        {
          elements.push(list[i]);
        }
     }
	 return elements;
}

var ScrollReg = new scrollers();
var scrollStat = new Array ('Pasif','Aktif','');
var scrollRight = new Array();
var scrollLeft  = new Array();
for( i = 0; i < scrollStat.length; i++ )
{
	scrollRight[i] = new Image();
	scrollLeft[i]  = new Image();
	scrollRight[i].src = '../Resimler/UrunlerSagBt' + scrollStat[i] + '.png'
	scrollLeft[i].src = '../Resimler/UrunlerSolBt' + scrollStat[i] + '.png'
}

function scrollers ()
{
	var sarr = new Array()
	this.add = add
	this.get = get

	function add(scr)
	{
	  sarr.push(scr)
	}

function get(id)
{
  for (i = 0; i < sarr.length; i++)
   {
    if (sarr[i].id == id)
     {
         return sarr[i];
     }
   }
 }
}

function nso()
{
    var me = this;
    this.id = '';
    this.dir = 0;
    this.pos = 0;
    this.offset = 0;
    this.max = 13;
    this.view = 4;
    this.cpos = 0;
    this.moving = false;
    this.interval = '';
    this.movearray = new Array ( 1, 2, 3, 5, 8, 13, 21, 34, 40, 34, 21, 13, 8, 5, 3, 2, 1);
    this.getStatus = getStatus;
    this.updateIcons = updateIcons;

function getStatus(side)
 {
	if(side==0)
	 {
	     if (me.cpos == 0) return 0;
	     
	     return 1;
	  }
      if( side == 1 )
       {
        if ((me.cpos + me.view) < me.max) return 1;

        return 0;
       }

}

function updateIcons(hover,side)
 {
  if( hover )
   {
       if (side & 1 && getStatus(0))
           document.getElementById('scrollleft_' + me.id).src = scrollLeft[2].src;
			if(side&2 && getStatus(1))
            document.getElementById('scrollright_'+me.id).src = scrollRight[2].src
    }
    else
	{
	    if (side & 1)
	        document.getElementById('scrollleft_' + me.id).src = scrollLeft[getStatus(0)].src;
	if(side&2)
			document.getElementById('scrollright_'+me.id).src = scrollRight[getStatus(1)].src
	}
	}
}

function initScrollers()
{
    var scrollers = getElementsByClassName('scrollamatic', document.getElementById('scroll-wrap'), 'div');
	for(i=0;i<scrollers.length;i++)
	{
	    var scr = scrollers[i];
	    var scid = scr.id;
	    var sc = document.getElementById('scrollcontent_' + scid);
        var sob = new nso();
        sob.id = scid;
		if(sc.style.left != '')
		{
         sob.offset = parseInt(sc.style.left);
		}
		// count children
		sob.max = getElementsByClassName('scrollPromoBox', document.getElementById('scrollshell_' + scid), 'div').length;
		sob.updateIcons(false, 3);
		ScrollReg.add(sob);
	}
}


function singleScroll(unit,scid)
{
    var sob = ScrollReg.get(scid);
    sob.dir = unit;
	
	if(  !sob.moving && ( (sob.dir>0 && (sob.cpos+sob.view)<sob.max )  ||  (sob.dir<0 && sob.cpos>0) ) )
	{
	    sob.moving = true;
	    sob.cpos += sob.dir;
		if(sob.dir > 0)
		{
			sob.updateIcons(false,1)
		} else {
			sob.updateIcons(false,2)
		}
		if(sob.getStatus(0) == 0)
			sob.updateIcons(false,1)
		if(sob.getStatus(1) == 0)
			sob.updateIcons(false,2)
		sob.interval = setInterval(function () { unitScroller(sob) },12)
	}
}

function unitScroller(sob)
{
   var sc = document.getElementById( 'scrollcontent_'  + sob.id )

	if(sob.pos == sob.movearray.length)
	{
	    sob.pos = 0;
	    clearInterval(sob.interval);
	    sob.moving = false;
		return
	}

	sob.offset += ((-1 * sob.dir) * sob.movearray[sob.pos]);
	sc.style.left = sob.offset + 'px';
//alert(sob.offset);
	sob.pos++;
}


/* =onload functions
-------------------= */

function init() {	
    // quit if this function has already been called
	if (arguments.callee.done) {
	    return;
	}
		
	// flag this function so we don't do the same thing twice
	arguments.callee.done = true;
		
	// kill the timer
	if (_timer) {
	    clearInterval(_timer);
		_timer = null;
	}
	
		
	if(typeof(Ninbar) != "undefined") {
	    ninbar = new Ninbar();
		if(ninbar.headlineTicker != null) {
		    setTimeout("ninbar.headlineTicker.nextHeadline(1, 0)", 300 );
		}
	}
	if(typeof(initScrollers) != "undefined") {
	    initScrollers();
	}
	
	if(typeof(cycloMaticInit) != "undefined") {
	    if (typeof TOTAL_IMAGES != "undefined") {
	        if(TOTAL_IMAGES > 0) {
	            cycloMaticInit();
	        }
	    }
	}
	
	if(typeof(extInit) != "undefined") {
	    extInit();
	}

	if(typeof(addBookmarkLink) != "undefined") {
        addBookmarkLink();
    }
};
	
/* for Mozilla */
if (document.addEventListener) {
    document.addEventListener("DOMContentLoaded", init, null);
}

/* for Internet Explorer */
/*@cc_on @*/
/*@if (@_win32)
	document.write("<script id=__ie_onload defer src=javascript:void(0)></script>");
	var script = document.getElementById("__ie_onload");
	script.onreadystatechange = function() {
		if (this.readyState == "complete") {
			init(); // call the onload handler
		}
	};
/*@end @*/
	
/* for Safari */
if (/WebKit/i.test(navigator.userAgent)) { // sniff
	var _timer = setInterval(function() {
		if (/loaded|complete/.test(document.readyState)) {
			init(); // call the onload handler
		}
	}, 10);
}

/* for other browsers */
window.onload = function() {
init();
/*@cc_on @*/
/*@if (@_win32)
    
	if(typeof(initScrollers) != "undefined") {
	    initScrollers();
	}
	
	if(typeof(addBookmarkLink) != "undefined") {
        addBookmarkLink();
    }
	/*@end @*/
}