function chgImageOver(Img){
	Img.className = 'column_l_chg';
}

function chgImageOut(Img){
	Img.className = 'column_l';
}

function chgImageOver2(Img){
	Img.className = 'column_r_chg';
}

function chgImageOut2(Img){
	Img.className = 'column_r';
}

function goDetail(url){
	location.replace(url);
}