$(document).ready(function(){

	if(document.getElementsByTagName) {

		//‰ζ‘œ
		var images = document.getElementsByTagName("img");
		for(var i=0; i < images.length; i++) {

			if(images[i].getAttribute("src").match("_off."))
			{
				images[i].onmouseover = function() {
					this.style.cursor = 'pointer';
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}

		//‰ζ‘œSubmitƒ{ƒ^ƒ“
		var images = document.getElementsByTagName("input");
		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("type") == "image" && images[i].getAttribute("src").match("_off."))
			{
				images[i].onmouseover = function() {
					this.style.cursor = 'pointer';
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}

	}
});