<head> 와 </head> 사이에 넣어줍니다.
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<script>
function GoTop() {
window.scrollTo(0,0);
}
var Xpos = 0;
var Ypos = 0;
var Ygravity = 0.85;
var scrollPos = 0;
var oldScrollPos = 0;
function FloatMenu() {
docWidth = document.body.clientWidth; // Update document width
docHeight = document.body.clientHeight; // Update document height
oldScrollPos = scrollPos;
scrollPos = document.body.scrollTop; // Update scrollbar position
Xpos = 880;
//Xpos = (docWidth - floater.offsetWidth) - 10; //오른쪽 여백 배너가 오른쪽에 붙을경우
//Xpos = (docWidth / 2) + 410; // 중앙정렬일경우. " + 410 은 테이블 크기 / 2 "
Yboundary = ((scrollPos + docHeight) - floater.offsetHeight) - 100; //하단여백
if (floater.offsetTop < Yboundary - 1) // Object is behind boundary
Ypos += 2;
if (floater.offsetTop > Yboundary + 1) // Object is past boundary
Ypos -= 1;
Ypos *= Ygravity; // Slow object down
floater.style.pixelLeft = Xpos;
floater.style.pixelTop += Ypos; // Make object bounce
}
window.setInterval("FloatMenu()", 1); //매개변수중 뒷쪽 숫자는 내려오는 속도
-->
</script>
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<body>안에 넣어줍니다.
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<div id="floater" style="WIDTH: 15px; HEIGHT: 15px; POSITION: absolute; visibility:">
<a href="javascript:GoTop();"><img src="top.gif" border="0"></a>
</div>
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<script>
function GoTop() {
window.scrollTo(0,0);
}
var Xpos = 0;
var Ypos = 0;
var Ygravity = 0.85;
var scrollPos = 0;
var oldScrollPos = 0;
function FloatMenu() {
docWidth = document.body.clientWidth; // Update document width
docHeight = document.body.clientHeight; // Update document height
oldScrollPos = scrollPos;
scrollPos = document.body.scrollTop; // Update scrollbar position
Xpos = 880;
//Xpos = (docWidth - floater.offsetWidth) - 10; //오른쪽 여백 배너가 오른쪽에 붙을경우
//Xpos = (docWidth / 2) + 410; // 중앙정렬일경우. " + 410 은 테이블 크기 / 2 "
Yboundary = ((scrollPos + docHeight) - floater.offsetHeight) - 100; //하단여백
if (floater.offsetTop < Yboundary - 1) // Object is behind boundary
Ypos += 2;
if (floater.offsetTop > Yboundary + 1) // Object is past boundary
Ypos -= 1;
Ypos *= Ygravity; // Slow object down
floater.style.pixelLeft = Xpos;
floater.style.pixelTop += Ypos; // Make object bounce
}
window.setInterval("FloatMenu()", 1); //매개변수중 뒷쪽 숫자는 내려오는 속도
-->
</script>
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<body>안에 넣어줍니다.
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<div id="floater" style="WIDTH: 15px; HEIGHT: 15px; POSITION: absolute; visibility:">
<a href="javascript:GoTop();"><img src="top.gif" border="0"></a>
</div>
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