/*==== Hightlight Checkbox ====*/
    var RowbgColor="#ffffcc";
    function checkAll(){
        var checkboxes = document.getElementsByName("chb[]");
        if(document.frm.master.checked== true){
            for(var i=0; i < checkboxes.length; i++){
                var el = checkboxes[i].parentNode;
                while(el.tagName.toLowerCase() != "tr"){
                    el = el.parentNode;
                }
                el.style.backgroundColor = RowbgColor;
                checkboxes[i].checked=true;
            }
        }else{
            for(var i=0; i < checkboxes.length; i++){
                var el = checkboxes[i].parentNode;
                while(el.tagName.toLowerCase() != "tr"){
                    el = el.parentNode;
                }
                el.style.backgroundColor ="";
                checkboxes[i].checked=false;
            }
        }
    }

    function HighlightRowIfChecked(checkBox){
        var bgColor = checkBox.checked ? RowbgColor : "";
        var el = checkBox.parentNode;
        while(el.tagName.toLowerCase() != "tr"){
            el = el.parentNode;
        }
        el.style.backgroundColor = bgColor;
    }
    /*==== Hightlight Checkbox ====*/



    /*==== Other Hightlight Checkbox ====*/
    var RowbgColor="#ffffcc";
    function checkAll_chb(){
        var checkboxes = document.getElementsByName("chb_chb[]");
        if(document.frm.master.checked== true){
            for(var i=0; i < checkboxes.length; i++){
                var el = checkboxes[i].parentNode;
                while(el.tagName.toLowerCase() != "tr"){
                    el = el.parentNode;
                }
                el.style.backgroundColor = RowbgColor;
                checkboxes[i].checked=true;
            }
        }else{
            for(var i=0; i < checkboxes.length; i++){
                var el = checkboxes[i].parentNode;
                while(el.tagName.toLowerCase() != "tr"){
                    el = el.parentNode;
                }
                el.style.backgroundColor ="";
                checkboxes[i].checked=false;
            }
        }
    }

    function HighlightRowIfChecked_chb(checkBox){
        var bgColor = checkBox.checked ? RowbgColor : "";
        var el = checkBox.parentNode;
        while(el.tagName.toLowerCase() != "tr"){
            el = el.parentNode;
        }
        el.style.backgroundColor = bgColor;
    }
    /*==== Other Hightlight Checkbox ====*/


    /*==== Confirm Remove Items ====*/
    function confirm_remove(){
      var agree=confirm("Are you sure do you want to remove?");
      if (agree)
          document.frm.submit();
  	    //return true ;
      else
  	    return false ;
    }
    /*==== Confirm Remove Items ====*/


    /*==== Confirm Remove Student Items ====*/
    function confirm_remove_stu(){
      var agree=confirm("Are you sure do you want to remove? Only pendding account could be deleted.");
      if (agree)
          document.frm.submit();
  	    //return true ;
      else
  	    return false ;
    }
    /*==== Confirm Remove Items ====*/



    /*==== Number only ====*/
    function intonly(myfield, e, dec){
        var key;
        var keychar;

        if (window.event)
           key = window.event.keyCode;
        else if (e)
           key = e.which;
        else
           return true;
        keychar = String.fromCharCode(key);

        // control keys
        if ((key==null) || (key==0) || (key==8) ||
            (key==9) || (key==13) || (key==27) )
           return true;

        // numbers
        else if ((("0123456789.").indexOf(keychar) > -1))
           return true;


        else
           return false;

        // Call function onKeyPress="return intonly(this, event)"
    }
    /*==== Number only ====*/


    function GetXmlHttpObject(){
        if(window.XMLHttpRequest){
            // code for IE7+, Firefox, Chrome, Opera, Safari
            return new XMLHttpRequest();
        }
        else if (window.ActiveXObject){
            // code for IE6, IE5
            return new ActiveXObject("Microsoft.XMLHTTP");
        }
            else{
                return null;
        }
    }

    function ajax(condition,file,span_layer,loading){

        var obj_ajax=GetXmlHttpObject();
        if(obj_ajax==null){
            alert("Your browser does not support XMLHTTP!");
            return;
        }
        var url=file+'?'+condition;
        //alert(condition+' - '+file+' - '+span_layer+' - '+url);
        obj_ajax.open("get",url,true);
        obj_ajax.onreadystatechange=function add(){
        if (obj_ajax.readyState==4){
            if(span_layer!==""){
                document.getElementById(span_layer).innerHTML=obj_ajax.responseText;
            }else{
                document.getElementById('tmp_').innerHTML=obj_ajax.responseText;
            }
        }else{
            if(loading!=""){
                document.getElementById(span_layer).innerHTML=loading;
            }
        }
        };
        obj_ajax.send(null);
    }