// JavaScript Document
function RectChange(id,cur,len,canshu) {
  for(i=1;i<=len;++i)
  {
	  document.getElementById(id + "A" +i).style.display='none';
  }
  document.getElementById(id + "A" +cur).style.display='';
  //rxA1;

} 


// JavaScript Document
function RectChange1(id,cur,len,canshu) {
  for(i=1;i<=len;++i)
  {
	  document.getElementById(id + "A" +i).style.display='none';
	   document.getElementById(id + "B" +i).className='';
  }
  document.getElementById(id + "A" +cur).style.display='';
  //rxA1;
   document.getElementById(id + "B" +cur).className=canshu;
} 

function slideLine(ul, delay, speed, lh) {
	var slideBox = (typeof ul == 'string')?document.getElementById(ul):ul;
	var delay = delay||1000, speed=speed||20, lh = lh||20;
	var tid = null, pause = false;
	var start = function() {
		tid=setInterval(slide, speed);
	}
	var slide = function() {
		if (pause) return;
		slideBox.scrollTop += 2;	
		if (slideBox.scrollTop % lh == 0) {
			clearInterval(tid);
			slideBox.appendChild(slideBox.getElementsByTagName('div')[0]);
			slideBox.scrollTop = 0;
			setTimeout(start, delay);
		}
	}
	slideBox.onmouseover=function(){pause=true;}
	slideBox.onmouseout=function(){pause=false;}
	setTimeout(start, delay);
  }