function changeInfo(id){
	document.getElementById("info-news").style.display = "none";
	document.getElementById("info-newpre").style.display = "none";
	document.getElementById("info-allpre").style.display = "none";
	document.getElementById("info-buys").style.display = "none";
	document.getElementById("info-special").style.display = "none";
	document.getElementById("info-other").style.display = "none";
	document.getElementById("info-other").style.display = "none";

	document.getElementById("info-btn-news").style.color = "#8B2020";
	document.getElementById("info-btn-newpre").style.color = "#8B2020";
	document.getElementById("info-btn-allpre").style.color = "#8B2020";
	document.getElementById("info-btn-buys").style.color = "#8B2020";
	document.getElementById("info-btn-special").style.color = "#8B2020";
	document.getElementById("info-btn-other").style.color = "#8B2020";
	document.getElementById("info-btn-other").style.color = "#8B2020";

	document.getElementById("info-btn-news").style.backgroundImage = "url(image/common/info_btn_off.gif)";
	document.getElementById("info-btn-newpre").style.backgroundImage = "url(image/common/info_btn_off.gif)";
	document.getElementById("info-btn-allpre").style.backgroundImage = "url(image/common/info_btn_off.gif)";
	document.getElementById("info-btn-buys").style.backgroundImage = "url(image/common/info_btn_off.gif)";
	document.getElementById("info-btn-special").style.backgroundImage = "url(image/common/info_btn_off.gif)";
	document.getElementById("info-btn-other").style.backgroundImage = "url(image/common/info_btn_off.gif)";
	document.getElementById("info-btn-other").style.backgroundImage = "url(image/common/info_btn_off.gif)";

	document.getElementById("info-btn-news").style.border = "1px solid #FFFFFF";
	document.getElementById("info-btn-newpre").style.border = "1px solid #FFFFFF";
	document.getElementById("info-btn-allpre").style.border = "1px solid #FFFFFF";
	document.getElementById("info-btn-buys").style.border = "1px solid #FFFFFF";
	document.getElementById("info-btn-special").style.border = "1px solid #FFFFFF";
	document.getElementById("info-btn-other").style.border = "1px solid #FFFFFF";
	document.getElementById("info-btn-other").style.border = "1px solid #FFFFFF";

	document.getElementById("info-" + id).style.display = "block";
	document.getElementById("info-btn-" + id).style.color = "#FFFFFF";
	document.getElementById("info-btn-" + id).style.border = "1px solid #8B2020";
	document.getElementById("info-btn-" + id).style.backgroundImage = "url(image/common/info_btn_on.gif)";
}