부드럽게 스크롤되는 Top버튼 스크립트
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function go_top(orix,oriy,desx,desy) { var Timer; if (document.body.scrollTop == 0) { var winHeight = document.documentElement.scrollTop; } else { var winHeight = document.body.scrollTop; } if (Timer) clearTimeout(Timer); startx = 0; starty = winHeight; if (!orix || orix < 0) orix = 0; if (!oriy || oriy < 0) oriy = 0; var speed = 7; if (!desx) desx = 0 + startx; if (!desy) desy = 0 + starty; desx += (orix - startx) / speed; if (desx < 0) desx = 0; desy += (oriy - starty) / speed; if (desy < 0) desy = 0; var posX = Math.ceil(desx); var posY = Math.ceil(desy); window.scrollTo(posX, posY); if ((Math.floor(Math.abs(startx - orix)) < 1) && (Math.floor(Math.abs(starty - oriy)) < 1)){ clearTimeout(Timer); window.scroll(orix,oriy); } else if (posX != orix || posY != oriy){ Timer = setTimeout( "go_top(" +orix+ "," +oriy+ "," +desx+ "," +desy+ ")" ,15); } else { clearTimeout(Timer); } } |
아래처럼 사용하면 됩니다. ^^