/****** menu 링크 *****************/
function menu1() { location.href = "/about/company.php"; }
function menu2() { location.href = "/filter/depthfil.php"; }
function menu3() { location.href = "/housing/single.php"; }
function menu4() { location.href = "/engineerings/business.php"; }
function menu5() { location.href = "/contactus/filtration.php"; }


/******* about absfil 링크 *****************/
function menu1sub1() { location.href = "/about/company.php"; }
function menu1sub2() { location.href = "/about/histories.php"; }
function menu1sub3() { location.href = "/about/organization.php"; }
function menu1sub4() { location.href = "/about/management.php"; }
function menu1sub5() { location.href = "/about/networkks.php"; }

/******* filter elements 링크 *****************/
function menu2sub1() { location.href = "/filter/depthfil.php"; }
function menu2sub2() { location.href = "/filter/porefil_g.php"; }
function menu2sub3() { location.href = "/filter/porefil_s.php"; }
function menu2sub4() { location.href = "/filter/profil.php"; }

/******* filtration housing 링크 *****************/
function menu3sub1() { location.href = "/housing/single.php"; }
function menu3sub2() { location.href = "/housing/multi.php"; }
function menu3sub3() { location.href = "/housing/bag.php"; }
function menu3sub4() { location.href = "/housing/pressure.php"; }

/******* elgineerings 링크 *****************/
function menu4sub1() { location.href = "/engineerings/business.php"; }
function menu4sub2() { location.href = "/engineerings/producton.php"; }

/******* contact us 링크 *****************/
function menu5sub1() { location.href = "/contactus/filtration.php"; }
function menu5sub2() { location.href = "/contactus/engineering.php"; }
function menu5sub3() { location.href = "/contactus/quality.php"; }
function menu5sub4() { location.href = "/contactus/accounting.php"; }
function menu5sub5() { location.href = "/contactus/sourcing.php"; }