function openform1(){
window.open("form/form_1.php","_blank","width=650,height=750,scrollbars=yes,resizable=yes,status=yes");
}
function openform2(){
window.open("form/form_2.php","_blank","width=650,height=750,scrollbars=yes,resizable=yes,status=yes");
}
function openform3(){
window.open("form/form3.html","_blank","width=650,height=650,scrollbars=yes,resizable=yes,status=yes");
}


function changeImage(cgImage){document.mainImage.src=cgImage;}