// JavaScript Document
//公司新闻与行业动态的交替
function secBoard(elementID,listName,n) {
	 var elem = document.getElementById(elementID);
	 var elemlist = elem.getElementsByTagName("span");
	 for (var i=0; i<elemlist.length; i++) {
		  elemlist[i].className = "normal";
		  var m = i+1;
		  document.getElementById(listName+m).className = "newnormal";
	 }
	  elemlist[n-1].className = "current";
	  document.getElementById(listName+n).className = "newcurrent";
}

 var main_cnt = 2 
 function showhide(num) { 
 	for (i=1; i<=main_cnt; i++) { 
 		menu=eval("document.all.block"+i+".style"); 
		if (num==i) { 
 			if (menu.display=="block") { 
 				menu.display="none"; 
 			}else { 
 				menu.display="block"; 
 			} 
 		} 
 	} 
 } 

 function show(num) { 
	 for (i=1; i<=main_cnt; i++) { 
		 menu=eval("document.all.block"+i+".style"); 
		 if (num==i) { 
		 	menu.display="block"; 
		 }else { 
		 	menu.display="none"; 
		 } 
	 } 
 }