var imgNum=1;

function changeImage(){
	if(imgNum==1){
		document.myImg.src="images/topimg_02.jpg";
		imgNum=2;
	}else if(imgNum==2){
		document.myImg.src="images/topimg_10.jpg";
		imgNum=3;
	}else if(imgNum==3){
		document.myImg.src="images/topimg_09.jpg";
		imgNum=4;
	}else if(imgNum==4){
		document.myImg.src="images/topimg_11.jpg";
		imgNum=5;
	}else if(imgNum==5){
		document.myImg.src="images/topimg_14.jpg";
		imgNum=6;
	}else if(imgNum==6){
		document.myImg.src="images/topimg_03.jpg";
		imgNum=7;
	}else if(imgNum==7){
		document.myImg.src="images/topimg_04.jpg";
		imgNum=8;
	}else if(imgNum==8){
		document.myImg.src="images/topimg_05.jpg";
		imgNum=9;
	}else if(imgNum==9){
		document.myImg.src="images/topimg_06.jpg";
		imgNum=10;
	}else if(imgNum==10){
		document.myImg.src="images/topimg_07.jpg";
		imgNum=11;
	}else if(imgNum==11){
		document.myImg.src="images/topimg_08.jpg";
		imgNum=12;	
	}else if(imgNum==12){
		document.myImg.src="images/topimg_12.jpg";
		imgNum=13;	
	}else if(imgNum==13){
		document.myImg.src="images/topimg_13.jpg";
		imgNum=14;	
	}else if(imgNum==14){
		document.myImg.src="images/topimg_01.jpg";
		imgNum=1;	
	}
	setTimeout("changeImage()",2000);
}