function do_jctw(Total,number,index)
{
	for( var i=1; i<=number; i++)
	{
        document.getElementById('jctwtb'+Total+i).style.display='none';		
        document.getElementById('morenews'+i).style.display='none';
		}
    document.getElementById('jctwtb'+Total+index).style.display='block';
    document.getElementById('morenews'+index).style.display='block';
	}

//========================= 设置字体大中小 start =============
function doZoom(size){
    var artibody = document.getElementById('Article');
    if(!artibody){
	    return;
    }
    var artibodyChild = artibody.childNodes;
    artibody.style.fontSize = size + 'px';
    //再对artibody div内的直接html节点设置fontSize属性
    for(var i = 0; i < artibodyChild.length; i++){
	    if(artibodyChild[i].nodeType == 1){
		    artibodyChild[i].style.fontSize = size + 'px';
	    }
    }		
}
//========================= 设置字体大中小 end =============