glide.js

来自「Ajax tutorial archive」· JavaScript 代码 · 共 25 行

function glideContent()
 {
var timer1 = null;
var steps = 20;
var decrease = 0.09;
 if (document.getElementById)
  {
  endPos = document.body.offsetLeft;
  el = document.getElementById("contentLYR");
  }
 el.xpos = el.offsetLeft;
 if (el.xpos < endPos)
  {
  clearTimeout(timer1);
  }
 else if (el.xpos >= endPos)
  {
  clearTimeout(timer1);
  }
 distance = endPos - el.xpos + 5;
 steps = distance * decrease;
 el.xpos += steps;
 el.style.left = el.xpos + px;
 timer1 = setTimeout("glideContent()", 25);
}