function doCheckAll(obj)
{
    if(obj.checked)
    {
        selectAll();
    }
    else
    {
        clearAll();
    }
}

function selectAll()
{
    var tobj=MM_findObj("Refs");
    
    if(tobj.length==undefined)
    {
        tobj.checked=true;
    }
    else
    {
        for(i=0;i<tobj.length;i++)
        {
            tobj[i].checked=true;
        }
    }
}

function clearAll()
{
    var tobj=MM_findObj("Refs");
    
    if(tobj.length==undefined)
    {
        tobj.checked=false;
    }
    else
    {
        for(i=0;i<tobj.length;i++)
        {
            tobj[i].checked=false;
        }
    }
}

function save()
{
    var ids="";
    if(document.all.Refs.length==undefined)
    {
        if(document.all.Refs.checked)
        ids=document.all.Refs.value;
        
    }
    else
    {
        for(i=0;i<document.all.Refs.length;i++)
        {
            if(document.all.Refs[i].checked)
            {
                ids=ids+","+document.all.Refs[i].value;
            }
        }
    }
    if(ids!="")
    {
        window.open("SaveRef.htm?ids="+ids,"Save","width=700,height=500,top=80,left=80,menubar=no,scrollbars=yes, resizable=yes");
    }
    else
    {
        alert("请先选择需要保存的记录");
    }
}