// JScript 文件
function changetab(id)
{
   var objnews = document.getElementById('headnews');
   var objmove = document.getElementById('headmove');
   var objcontnews = document.getElementById('contnews');
   var objcontmove = document.getElementById('contmove');
   //点击图片新闻
   if(id == 'headnews'){
   
   //切换tab
   if(objnews.className = 'headnews'){
   objmove.className = 'headmove';
   }else if(objnews.className = 'headnews2'){
   objnews.className = 'headnews';
   objmove.className = 'headmove';   
   }
   
   //切换内容
   //alert(objcontnews.style.display);
   if(objcontnews.style.display == 'none'){
     objcontnews.style.display = '';
   }
   if(objcontmove.style.display == ''){
     objcontmove.style.display = 'none';
   }
   }
   //点击行业动态
   else{
   if(objmove.className = 'headmove'){
   objnews.className = 'headnews2';
   objmove.className = 'headmove2';
   }else if(objmove.className = 'headmove2'){
   objnews.className = 'headnews2'; 
   }
   
   //切换内容
   if(objcontnews.style.display == ''){
     objcontnews.style.display = 'none';
   }
   //alert(objcontmove.style.display);
   if(objcontmove.style.display == 'none'){
     objcontmove.style.display = '';
   }
   
   }   
}

function imageclick(o)
{
   var tbody = o.parentElement.parentElement;
   for(i=0;i<tbody.childNodes.length;i++)
   {
       var td = tbody.childNodes[i].childNodes[0];
       if(td.childNodes.length > 0)
       {
          var image = td.childNodes[0];
          
          if(td==o){
           switch(i)
             {
                case 0:chageimage(image,'newsDH1.jpg');break;
                case 1:chageimage(image,'newsDH2.jpg');break;
                case 2:chageimage(image,'newsDH3.jpg');break;
                case 3:chageimage(image,'newsDH4.jpg');break;
             }
       
          }
          else{
             switch(i)
             {
                case 0:chageimage(image,'newslist1_r5_c2.jpg');break;
                case 1:chageimage(image,'newslist1_r6_c2.jpg');break;
                case 2:chageimage(image,'newslist1_r7_c2.jpg');break;
                case 3:chageimage(image,'newslist1_r8_c2.jpg');break;
             }
          }
        }
   }
}


function imagemoveover(td,imagename)
{
   if(td.childNodes.length > 0)
       {
          var image = td.childNodes[0];
          chageimage(image,imagename);
       }     
}


function imagemoveout(td,imagename)
{
   if(td.childNodes.length > 0)
       {
          var image = td.childNodes[0];
          chageimage(image,imagename);
       }     
}

function chageimage(image,imagename)
{
    var boot =  '../Image/';
    image.src = boot + imagename;  
}