var marqueeContent=new Array();   //滚动主题                  	
marqueeContent[0]='<a href="http://www.yfcrusher.com/ver2.0/news/153.html" target="_blank">1. we will recruit agent and distributor in the following areas especially...</a>';
marqueeContent[1]='<a href="http://www.yfcrusher.com/ver2.0/news/152.html" target="_blank">2. The “new favorite” of mining machinery industry in 2011</a>';
marqueeContent[2]='<a href="#" target="_blank">3. various kinds of ores and rocks of medium or above medium h... </a>';
marqueeContent[3]='<a href="#" target="_blank">4. SMH series hydraulic cone crusher adopting world advanc...</a>';
marqueeContent[4]='<a href="#" target="_blank">5. Crushers have another name called Sand Maker, which is high-p...</a>';

var marqueeInterval=new Array();  //定义一些常用而且要经常用到的变量
var marqueeId=0;
var marqueeDelay=4000;
var marqueeHeight=15;
function initMarquee() {
 var str=marqueeContent[0];
 document.write('<div id=marqueeBox style="overflow:hidden;height:'+marqueeHeight+'px" onmouseover="clearInterval(marqueeInterval[0])" onmouseout="marqueeInterval[0]=setInterval(\'startMarquee()\',marqueeDelay)"><div>'+str+'</div></div>');
 marqueeId++;
 marqueeInterval[0]=setInterval("startMarquee()",marqueeDelay);
 }
function startMarquee() {
 var str=marqueeContent[marqueeId];
  marqueeId++;
 if(marqueeId>=marqueeContent.length) marqueeId=0;
 if(marqueeBox.childNodes.length==1) {
  var nextLine=document.createElement('DIV');
  nextLine.innerHTML=str;
  marqueeBox.appendChild(nextLine);
  }
 else {
  marqueeBox.childNodes[0].innerHTML=str;
  marqueeBox.appendChild(marqueeBox.childNodes[0]);
  marqueeBox.scrollTop=0;
  }
 clearInterval(marqueeInterval[1]);
 marqueeInterval[1]=setInterval("scrollMarquee()",10);
 }
function scrollMarquee() {
 marqueeBox.scrollTop++;
 if(marqueeBox.scrollTop%marqueeHeight==marqueeHeight){
  clearInterval(marqueeInterval[1]);
  }
 }
initMarquee();