热点:
var oMarquee = document.getElementById("Scroll");
var iLineHeight = 25;
var iLineCount = 7;
var iScrollAmount = 1;
function run() {
oMarquee.scrollTop += iScrollAmount ;
if ( oMarquee.scrollTop == iLineCount * iLineHeight )
oMarquee.scrollTop = 0;
if ( oMarquee.scrollTop % iLineHeight == 0 ) {
window.setTimeout( "run()", 1000 );
} else {
window.setTimeout( "run()", 50 );
}
}
oMarquee.innerHTML += oMarquee.innerHTML; window.setTimeout( "run()", 1000 );