//点击
// isChecked true|false
// tar       null|str
// sou       str
	function checkAllOrReverse(isChecked, tar, sou)
	{
		var item = document.getElementsByName(sou);
        var cont = "";
	  	for (var i=0; i<item.length; i++){
            if(!item[i].checked)
            {
                item[i].checked = isChecked;
                cont += item[i].id+","
            }
            else
            {
                 item[i].checked = !item[i].checked;
            }
		}

        if(cont.length > 0)
             cont = cont.substring(0,cont.length-1);
        if(tar != "null")
             $("#"+tar).val(cont);
        
		return false;
	}
    
//点击单个chkbox记录内容
// tar       null|str
// sou       str
    function checkSaveCont(tar, sou)
    {
        var item = document.getElementsByName(sou);
        var cont = "";
	  	for (var i=0; i<item.length; i++){
            if(item[i].checked)
                cont += item[i].id+","
		}

        if(cont.length > 0)
             cont = cont.substring(0,cont.length-1);
        if(tar != "null")
             $("#"+tar).val(cont);

		return false;
    }