控制跑马灯的按钮

网页特效

<script LANGUAGE="JavaScript">
<!-- Begin
var display_text  = "这是一个文字跑马灯的例子。 "
+ " 感谢你的使用，希望网页助理能给你带去方便。 "
+ " 如果您有什么意见和建议，请写信给我：[e-mail]"
var display_text;
var place;
var meter; 
var out = " ";
var place = 50;
function scroll_text() {
for (meter = 0; meter < place; meter++) {
out += " "}
if (place >= 0)
out += display_text
else out = display_text.substring(-place,display_text.length)
document.scroll_form.field.value = out
out = " "
place--
if (place < -(display_text.length)) {
place = 50
}
setTimeout('scroll_text()',100)
}
// End -->
</script>