for(var j = 0; j < imgAr1.length; j++)
{
		rImg1[j] = new Image();
            rImg1[j].src = imgAr1[j];
}

document.onload = setting();

var slide;
function setting()
{
	slide = document.getElementById('pic');
	slide.src = imgAr1[0];
	slide.setAttribute("width",width);
	slide.setAttribute("height",height);
}


var picture = 0;
function slideshow(){
	if(picture < imgAr1.length-1){
		picture=picture+1;
		slide.src = imgAr1[picture];
	}
}

function prev(){
	if(picture > 0 ){
		picture=picture-1;
		slide.src = imgAr1[picture];
	}
}

function start(){
		slide.src = imgAr1[0];
		picture=0;
}

function end(){
		slide.src = imgAr1[imgAr1.length-1];
		picture=imgAr1.length-1;
}