function chg_img(num) {
	$("#image").stop(true,true).fadeOut("fast");
	if(num == 1){
		document.image.src = 'images/top/img_01.jpg';
		document.getElementById("image_link").href = '/product/bobcat.html';
	}else if(num == 2){
		document.image.src = 'images/top/img_02.jpg';
		document.getElementById("image_link").href = '/product/hydraulic.html';
	}else if(num == 3){
		document.image.src = 'images/top/img_03.jpg';
		document.getElementById("image_link").href = '/product/portable.html';
	}else if(num == 4){
		document.image.src = 'images/top/img_04.jpg';
		document.getElementById("image_link").href = '/product/attachment/index.html';
	}
	$("#image").stop(true,true).fadeIn("fast");
}

function fadeout() {
	$("#image").stop().fadeTo(200,0.6);
}

function fadein() {
	$("#image").stop().fadeTo(200,1);
}