//startMarquee(divID, 內容各數, 內容高度)
function startMarquee(name, size, perHeight) {
	var tmp = 0;
	var speed=40;
	var marquee_text=document.getElementById(name);	
	var marquee_text2=document.getElementById(name+'2');
	var marquee_text1=document.getElementById(name+'1');	
	
	if(parseInt(marquee_text.style.height.replace('px', ''))-marquee_text1.offsetHeight > perHeight) {
		return;
	} 
	
	marquee_text2.innerHTML=marquee_text1.innerHTML;
	marquee_text2.innerHTML=marquee_text2.innerHTML+marquee_text1.innerHTML;
	
	function Marquee(){
	
		if(parseInt(marquee_text.scrollTop) < size*perHeight) {
			marquee_text.scrollTop++;
		} else {
			marquee_text.scrollTop = '0';
		}
	}
	var MyMar=setInterval(Marquee,speed)
	marquee_text.onmouseover=function() {clearInterval(MyMar)}
	marquee_text.onmouseout=function() {MyMar=setInterval(Marquee,speed)}
}