var shiftcount = null;//0;
var shifting = false;
var myscrolltimer = null;

// setup mouseover images
var arrleft1 = new Image();
arrleft1.src="/img/aleft1.png";
var arrleft2 = new Image();
arrleft2.src="/img/aleft2.png";
var arrright1 = new Image();
arrright1.src="/img/aright1.png";
var arrright2 = new Image();
arrright2.src="/img/aright2.png";

function scrollprods(shift) {
	d=$('developericons').scrollLeft/80;
	e=d.round();
	if(shifting==true || d!=e) {
		if(shift=="left") {
			$('developericons').scrollLeft+=20;
			if($('developericons').scrollLeft>=shiftcount) {
				$('developericons').scrollLeft-=shiftcount;
			}
		} else {
			$('developericons').scrollLeft-=20;
			if($('developericons').scrollLeft<=0) {
				$('developericons').scrollLeft+=shiftcount;
			}
		}
		if(myscrolltimer==null) {
			myscrolltimer = setTimeout("myscrolltimer=null;scrollprods('"+shift+"')",50);
		}
	} else {
		scrollend(); 
	}
}
function scrollend() {
	$('scrollpos').value=$('developericons').scrollLeft;
	new Ajax.Request('/developers/savepos', {asynchronous:true, evalScripts:true, parameters:Form.serialize('scrollpost')});
}