『 skystory 』- 내가 살고 있는 그 곳... ::

// 레이어 좌표
var ly_left = ly.offsetLeft;
var ly_top = ly.offsetTop;
var ly_right = ly.offsetLeft + ly.offsetWidth;
var ly_bottom = ly.offsetTop + ly.offsetHeight;

// 셀렉트박스의 좌표
var el;
for (i=0; i<document.forms.length; i++) {
for (k=0; k<document.forms[i].length; k++) {
el = document.forms[i].elements[k];
if (el.type == "select-one") {
var el_left = el_top = 0;
var obj = el;
if (obj.offsetParent) {
while (obj.offsetParent) {
el_left += obj.offsetLeft;
el_top += obj.offsetTop;
obj = obj.offsetParent;
}
}
el_left += el.clientLeft;
el_top += el.clientTop;
el_right = el_left + el.clientWidth;
el_bottom = el_top + el.clientHeight;

// 좌표를 따져 레이어가 셀렉트 박스를 침범했으면 셀렉트 박스를 hidden 시킴
if ( (el_left >= ly_left && el_top >= ly_top && el_left <= ly_right && el_top <= ly_bottom) ||
(el_right >= ly_left && el_right <= ly_right && el_top >= ly_top && el_top <= ly_bottom) ||
(el_left >= ly_left && el_bottom >= ly_top && el_right <= ly_right && el_bottom <= ly_bottom) ||
(el_left >= ly_left && el_left <= ly_right && el_bottom >= ly_top && el_bottom <= ly_bottom) )
el.style.visibility = 'hidden';
}
}
}
}

// 감추어진 셀렉트 박스를 모두 보이게 함
function selectbox_visible()
{
for (i=0; i<document.forms.length; i++) {
for (k=0; k<document.forms[i].length; k++) {
el = document.forms[i].elements[k];
if (el.type == "select-one" && el.style.visibility == 'hidden')
el.style.visibility = 'visible';
}
}
}

function partAction(arg)
{
if (arg == "") {
document.all['poll'].style.display = "none";
}
else {
document.all['poll'].style.display = "block";
}
}
</script>