var itemsNumber = new Array();
var frameWidth = new Array();
var itemWidth = new Array();
var itemsPerStep = new Array();
var totalWidth = new Array();
var itemsInFrame = new Array();
var currentLastItemInFrame = new Array();


function sliderInit(sliderID,step,itemsCount,itemW,frameW) { 
	
	itemsNumber[sliderID] = itemsCount;
	frameWidth[sliderID] = frameW;
	itemWidth[sliderID] = itemW;
	itemsPerStep[sliderID] = step;

	totalWidth[sliderID] = itemsNumber[sliderID]*itemWidth[sliderID];
	itemsInFrame[sliderID] = parseInt(frameWidth[sliderID]/itemWidth[sliderID]);

	currentLastItemInFrame[sliderID] = itemsInFrame[sliderID];
	
	$('#'+sliderID).css( {'height':'auto','width':frameWidth[sliderID],'overflow':'hidden'} );
	$('#'+sliderID+' .sliderItems').css( {'width':totalWidth[sliderID],'left':'0px', 'position':'relative'} );
	$('#'+sliderID+' .sliderItem').css( {'width':itemWidth[sliderID],'float':'left'} );;

	// $('#'+sliderID).delay(3000).load(sliderArrowAction('right',sliderID));
	
	return true;
}


function sliderArrowAction(direction,sliderID){
	moveValue = 0;

	if( direction=='right' && currentLastItemInFrame[sliderID]+itemsPerStep[sliderID]<=itemsNumber[sliderID] ) {
		moveValue = '-='+itemsPerStep[sliderID]*itemWidth[sliderID];
		currentLastItemInFrame[sliderID] += itemsPerStep[sliderID];
	}
	else if( direction=='left' && currentLastItemInFrame[sliderID]>=itemsInFrame[sliderID]+itemsPerStep[sliderID]) {
		moveValue = '+='+itemsPerStep[sliderID]*itemWidth[sliderID];
		currentLastItemInFrame[sliderID] -= itemsPerStep[sliderID];
	}
	else return false;
	
	$('#'+sliderID+' .sliderItems').animate({ left: moveValue });
	return true;
;}

// function sliderMove(sliderID) {
	// if( currentLastItemInFrame[sliderID]+itemsPerStep[sliderID]<=itemsNumber[sliderID] )
		// sliderArrowAction('right',sliderID);
	// else
// }